Answer:
C. He stood up
Explanation:
An independent clause is a statement that can stand alone and still make sense. Out of all the answer choices given, only 'C' expresses a complete thought as it contains a subject and a verb. The subject being 'he' and the verb 'stood up.' In addition, looking at the other choices can easily be seen that they don't really make any sense when read aloud, since it does not depict a complete thought.
Cats have fur and cows produce milk
the answer is B. return address because if the recipient of the letter needs to return it to the sender or wants to respond, they check the return address in the upper left corner
By the looks of it I think that it would be B. Outside is to inside.