Does the sentence "The Canadian Joint Operations Command is an operational element established in October 2012 with the merger of Canada Command, the Canadian Expeditionary Force Command and the Canadian Operational Support Command." provide a valid answer to the question "When was the Canadian Joint Operations Command established?"

A: yes

Does the sentence "The United States incidences of rubella, congenital rubella syndrome, measles, and mumps all fell by >95% in the immediate aftermath of widespread vaccination." provide a valid answer to the question "Who helped refine the measles vaccine?"

A: no

Does the sentence "While Buddhism and Jainism are considered distinct philosophies and religions, some heterodox traditions such as Carvaka are often considered as distinct schools within Hindu philosophy." provide a valid answer to the question "What are other schools regarded as within Hindu philosophy?"

A: yes

Does the sentence "The Board elected George H. Brimhall as the new President of BYU." provide a valid answer to the question "Who was chosen to head BYU?"

A:
yes