Your Next-Door Neighbor, Sarah, Is 91 Years Old

Your next-door neighbor, Sarah, is 91 years old. Which of the following observations that you have made about Sarah are likely signs of lessened reserve capacity? Select all that apply.

A) Even though her hearing is normal, it takes a long time for Sarah to understand what you are trying to say to her.
B) When the temperature outside begins dropping in autumn, Sarah is prone to catching colds easily.
C) Sarah frequently gets into arguments with her grandson when he asks to borrow money.
D) Sarah begins to sneeze when she's around your cat.
E) Sarah moves very slowly and deliberately when she waters the potted plants on her front porch.