Answer:
A: The topic is the benefits of having your own vegetable garden.
B: Here's a sample summary:
Although it's a lot of work, growing your own vegetable garden is certainly worth it. Some of the benefits include control over what is being grown, the convenience of a locally grown garden, fresher options, etc. The benefits don't stop there though, the work is also beneficial to your physical health.
Step-by-step explanation:
The topic is just the main idea of the text. In this case, it's explaining the many benefits of growing your very own vegetable garden.