It is Conditional because there is a condition for borrowing.
Answer: A, Yes.
Explanation: The subject, brother, and the verb, does, agree with each other.
Disagree!!!!
Young people like a teenager, always thinking about fun and be free and uncontrollable that they thought they know better but at the end of the day they can not take their responsibilities example of that is having sex with no protection and being drunk no matter when it is absolutely disgusting!