Answer: “Our”
Explanation: A possessive pronoun is a pronoun indicating possession, for example mine, yours, hers, theirs. (In this case, it’s the word “ours”)
Reading books is the best way to learn history.
Answer: Option a.
<u>Explanation:</u>
Knowing history is very important. History is a way which will help us know from where we have come. Thus it will help us to improve and move forward and improving our way of living.
The best of knowing and learning about History is by reading books. This will help us know the things that used to happen at that time. The books which were written by the people of that time and at time lines are the best sources of telling the reality of that time.
This is a careless construction, which is grammatically correct and is not an idiom or a jargon.
