Which Scenario Is the Best Example of "Compensation" in Middle

Which scenario is the best example of "compensation" in middle age according to the Balteses' theory of selective optimization with compensation?

A) Alice reads a book using her reading glasses.
B) Eric turns off the TV and all other distractions to help him study.
C) Mary fondly remembers her mother by looking through her photo albums.
D) Gregory cuts the grass for his neighbour who is recovering from a heart attack.