Grandma Burns Lived to the Age of 102

Multiple Choice

Grandma Burns lived to the age of 102.To better understand how she lived a long life,you ask your family physician.Your physician is least likely to cite which factor of her life trajectory as a key to her longevity?

A) having positive self-perceptions in middle adulthood
B) being introverted as a child
C) being a woman
D) having a group of genes that inhibit aging