The one that is the best way to find the correct answer for a sentence completion question on a reading test is : c. look at the main parts or the paragraph and infer the answer
The main parts is basically the core of the content. If you find it, it would be really likely that you could answer a question about it
hope this helps
Answer:
They are adding new things.
It is just an update.
So expect it to be closed for a while.
Since extensive writing is one that that is meant to be shared, you would pick an answer that you would be able to share and isnt personal. eliminate all three options except the one in which it isnt personal and you wouldnt mind it being shared. so writing an essay on a research topic is the answer.<span />