Problem: Indicate how you would correct the faulty comma or lack of punctuation. You may put a period, a semi-colon or a conjunction. Do not be satisfied with using a period and a capital letter in every case; use a variety of methods to make the sentences correct. In other words show that you can correctly join two independent clauses with the proper punctuation. Use all three ways.
1. In social studies this year we are studying our national problems, so far we have covered air pollution, highways, education, and gun violence.