benevolent means kind and it is an adjective
C. Since you're bringing the sandwiches. This is a fragment.
A run-on sentence is a sentence having two independent clauses with improper punctuation and without conjunctions. The correct answer is option b. It is difficult to understand a run-on sentence because you cannot identify where to pause or stop and that the sentence does not have conjunctions which would help in the transition of clauses.
Because it’s good and easy to cook