select the most appropriate word to fill in the blank. In our metro cities the contrast between the high rise buildings with the slums behind is ______. (a) comforting (b) interesting (c) laudable (d) appalling

Options

A. comforting
B. interesting
C. laudable
D. appalling

Explanation

Appalling - To shock somebody very much :horrific
Laudable-Deserving to be appreciated, praised or admired Comfort-To try to make somebody feel less worried or unhappy. So, option (d) is the most appropriate answer.