Question: Deanna M. Mulligan is the president and CEO of one of the largest mutual life insurance companies in the United States, that is based in New York, New York, and has approximately how many employees?
Sentence (from "The Guardian Life Insurance Company of America"): In 2015, Guardian achieved the highest earning in its 155-year history with $7.3 billion in capital and $1.5 billion in operating costs.
Relevant evidence: No