Compared to his 7-year-old brother, a 14-year-old will have an easier time reading a book and listening to music at the same time because he’s more adept at  a. using mnemonic devices consistently....

Compared to his 7-year-old brother, a 14-year-old will have an easier time reading a book and listening to music at the same time because he’s more adept at

 a. using mnemonic devices consistently.

 b. tasks that require divided attention.

 c. tasks that require transfer of information from sensory memory to short-term memory.

 d. maximizing his met memory.