How Much Can Companies Save by Investing in Preventative Health

How much can companies save by investing in preventative health care programs? (Wellness Programs)

A) For every $1 invested, they can expect to save as much as $16 in medical insurance costs
B) For every $1 invested, they can expect to save as much as $20 in medical insurance costs
C) For every $1 invested, they can expect to save as much as $10 in medical insurance costs
D) For every $1 invested, they can expect to save as much as $6 in medical insurance costs