Answer: D. covered with green grass or plants
Step-by-step explanation:
You included no picture however option D is most likely correct.
When something is described as being verdant it means that it is something related to green grass. It can be used to describe the color of something or to show that the thing is covered by green grass or plants.
For instance, ''the verdant countryside'' means that the countryside is green and covered with grass or other plants.