A grandmother complains that the meal she just ate was rather bland or tasteless. This is because as an elderly person, her A grandmother complains that the meal she just ate was rather bland or tasteless. This is because as an elderly person, her: a. taste buds are decreasing in number and decreasing in sensitivity.
b. taste buds are increasing in number but decreasing in sensitivity.
c. food was prepared with little regard to taste. taste buds are decreasing in number but increasing in sensitivity.
d. taste buds have not changed, but her taste center in the cerebral cortex has changed.

taste buds are decreasing in number and sensitivity

Explanation:

The grandmother complains that the meal she just ate was rather bland or tasteless because as an elderly person, her taste buds will gradually reduce and this will reduce the are sensitivity of her tongue.

Other factors that can also result in loss of taste include smoking. As one grows older, the taste bud reduces and even the remaining one starts to shrink. After one reaches 60, the sensitivity to the tastes that we've begin to shrink. Also, when one grows older, less saliva is produced by the tongue and one can also have dey mouth as they grow older.

1. is geographic distribution

2 is increasing complexity

3 is transitional forms