A) Relocating/subject
A gerund is specifically, a noun made by adding the suffix "-ing" to a verb. In this case the only gerund is "relocating", which means that that must be the correct answer. So, by process of elimination, A is the correct answer.
Answer:
Most likely your answer is letter B
The answer to the question is 10
6oz = 200 ml
1000ml =1L
which means

Answer:
A law office on Wall Street, New York City; mid 19th century
This story's setting is central to our understanding of what's going on here – the original subtitle, "A Story of Wall Street," makes it clear that we're supposed to take its location into account from the very beginning.
Explanation:
Sorry if its less than 150 words... Really sorry