500
(29) Over and over, cats have come to the aid of their owners. (30) And proved that they are heroic, loyal companions.
What is the correct way to write sentences 29 and 30?
A Over and over, cats have come to the aid of their owners and proved that they are heroic, loyal companions.
B Over and over, cats have come to the aid of their owners and proved. That they are heroic, loyal companions.
C Over and over, cats have come to the aid of their owners, they have proved that they are heroic, loyal companions.
D Sentences 29 and 30 are written correctly in the paper.
A Over and over, cats have come to the aid of their owners and proved that they are heroic, loyal companions.