Question: Veterinary treatment covered by this UK insurance company whose business arm offers a business option is a subsidiary of which group?

Context paragraphs:
Bank of China Insurance: Bank of China Insurance Company is the insurance subsidiary of the commercial Bank of China and is headquartered in Beijing.  The company mainly engaged in property damage insurance, liability insurance, credit insurance, guarantee insurance, short term health insurance, accident insurance and reinsurance business.  It is the first Chinese property insurance company to adopt the "bank insurance" business model.

Protective Life: Protective Life Corporation is a financial service holding company in Birmingham, Alabama.  The company’s primary subsidiary, Protective Life Insurance Company, was established in 1907 and now markets its products and services in all 50 states.  As of December 31, 2016, the corporation had more than 2,700 employees, annual revenues of $4.48 billion and assets of $75 billion.  In addition to Protective Life Insurance Company, Protective Life Corporation's subsidiaries include West Coast Life Insurance Company, MONY Life Insurance Company, Protective Life And Annuity Insurance Company, ProEquities Inc./Protective Securities, and Lyndon Property Insurance Company.

Southern Aid and Insurance Company: The Southern Aid and Insurance Company is an insurance company that was founded in 1893, just 28 years after the end of the Civil War, by a group of black men (American men of African ancestry) in Richmond, Virginia.  The purpose was to furnish adequate and affordable insurance protection to African-Americans.  The company was the first chartered insurance company organized by blacks in the United States and had the distinction of being the oldest black owned and operated insurance company in the nation.  It was also the largest African-American insurance company in the United States at one time.  The company's name was later changed to the Southern Aid Society of Virginia which was the forerunner of the Southern Aid Life Insurance Company.

NZI: NZI or New Zealand Insurance is a major insurance company in New Zealand.  NZI was formed in Auckland in 1859 as the New Zealand Insurance Company Ltd and is one of New Zealand's largest and longest-serving fire and general insurance brands.  It merged with South British Insurance in 1981; the two companies had been equally matched rivals and were virtually the same size, but with different emphasis on the types of business they held.  The new company formed a parent, New Zealand South British Group Ltd, which maintained both brands concurrently before changing to the NZI Corporation in 1984 when the South British brand was phased out.  In January 2003 IAG, Insurance Australia Group, purchased NZI when acquiring Aviva's general insurance business, and NZI is now a subsidiary of IAG New Zealand Ltd.  Aviva predecessor General Accident bought NZI in 1989.  NZI focuses on providing products to the intermediated market; i.e. brokers and banks.

More Than (company): More Than (styled as MORE TH>N) is a UK insurance company that offers motor, home, pet and travel insurance.  Its business arm More Than BUSINESS offers business insurance.  The company is a subsidiary of the RSA Insurance Group.

Accident Fund: Accident Fund Insurance Company of America is an American workers' compensation insurance company headquartered in Lansing, Michigan.  The company is a member of AF Group, a premier provider of innovative insurance solutions.  Insurance policies may be issued by any of the following companies within AF Group: Accident Fund Insurance Company of America, Accident Fund National Insurance Company, Accident Fund General Insurance Company, United Wisconsin Insurance Company, Third Coast Insurance Company or CompWest Insurance Company.

Physicians Mutual: Physicians Mutual is a privately held insurance company headquartered in Omaha, Nebraska, United States, that consists of Physicians Mutual Insurance Company and Physicians Life Insurance Company.  Founded as Physicians Mutual Insurance Company in 1902 by Edwin E. Elliott, Physicians Mutual began by selling health insurance to medical professionals.  Policies were offered to the general public starting in 1962, and by 1970 the company expanded into life insurance when it founded Physicians Life Insurance Company.  Today the company offers a variety of insurance products, annuities, Medicare, Medigap, Medicare Supplement, Term Life Insurance, Whole Life Insurance, Cancer and funeral pre-planning services.  It holds over US$3 billion in assets and employs over one thousand people.  Robert A. Reed is chief executive officer and president.

Commissioner v. First Security Bank of Utah, N.A.: Commissioner v. First Security Bank of Utah, N.A., 405 U.S. 394 (1972), was a Supreme Court case holding that a bank prohibited from doing insurance business did not need to include in gross income the insurance commissions on credit life insurance that the bank referred to an unrelated insurance company.  The case syllabus says that "no share of premium received by life insurance company on business referred to it by commonly controlled national banks could be attributed to banks, and holding company did not utilize its control over banks and insurance company to distort their true net incomes, although banks encouraged lenders to take out insurance and referred them to insurance company, where federal banking laws would have prohibited banks from receiving share in premiums."

Exide Life Insurance: Exide Life Insurance Company Limited, is a 100% Indian owned life insurance company, owned by the Exide Industries.  Exide Life Insurance distributes its products through multi-channels viz.  Agency, Banc assurance, Corporate Agency & Broking as well as Direct Channels.  The Agency channel consists of 50,000 advisors who are attached to over 200 company offices across the country.  The company also offers group life insurance solutions.  The company has over 15 lakh customers and manages over INR 11,015 crores in assets.  It has been operating since 2001 and headquartered at Bangalore.  It deals with the life insurance products, providing long-term protection and savings option.  It was featured to be among the top ten most trusted insurance brands in India as per the Economic Times, Brand Equity survey 2014.

Pet insurance: Pet insurance pays, partly or in total, for veterinary treatment of the insured person's ill or injured pet.  Some policies will pay out when the pet dies, or if the pet is lost or stolen.

Supporting paragraphs: More Than (company) Pet insurance
Answer: RSA Insurance Group