I went to my grandparent 's house for supper last night . It was my grandmother 's 92nd birthday . I was happy to find that the leaves had started to change and fall in her neighborhood , so I got some pictures .
According to the above context, choose the best option to answer the following question.
Question: why was he happy about the leaves falling ?
Options:
A. he enjoyed the fact that the plants were no longer growing and living
B. he enjoyed the way the leaves looked when they had fallen
C. he does n't like plants that are alive
D. he enjoys taking pictures of plants while alive more than when dead


B