JONES MINI CASE: Bob Jones Is 75 Years Old, but Feels

JONES MINI CASE: Bob Jones is 75 years old, but feels like he's only 60. He enjoys fishing and golf and recently bought a house in North Carolina so that he could be closer to his grandchildren. He and his wife, Shirley, have Internet access in their home and, most recently, used the Internet to purchase a birthday present for their youngest grandchild.
-In the JONES MINI CASE, 60 is Bob's ________, whereas 75 is Bob's ________.

A) chronological age; cognitive age
B) cognitive age; generational age
C) generational age; cognitive age
D) cognitive age; chronological age
E) generational age; chronological age