Answer:
A is the answer because it seems more polite and respectful
Explanation:
Hi student if you are satisfied with my answer, don't forget to give brain list.
Answer:
1. it has been 10 years since i attended school
2. i know my best friend sam for as long as i remember
3. i have never liked anyone since 4th grade
B.
<span>Unemployment is high in many fields, but there are jobs available in telecommunications.
A comma is used when it is placed after the end of one independent clause and the beginning of another which follows one such clause. The two independent clauses must be joined with words known as co-ordinating conjunctions. Examples of such words are, but, and,or so etc.
In this sentence but is used, </span>preceded by a comma so it is the right one.