A Person with Alzheimer's Disease Is Taking a Drug Designed

A person with Alzheimer's disease is taking a drug designed to affect acetylcholine and glutamate and may experience:

A) improvement in short-term memory but not in ability to cope under pressure.
B) improvement in ability to cope under pressure but not in short-term memory.
C) improvement both in short-term memory and in ability to cope under pressure.
D) neither improvement in short-term memory, nor in ability to cope under pressure.