Add suitable question tags we can slove the sum​

Santiago said, “a man can be destroyed but not defeated.” in essence he says that a. defeat is likely when you sail alone. b. man can face defeat so it is important to learn from your mistakes and be prepared. c. sharks can always defeat man unless man is well prepared. d. man can be hurt and even destroyed but still have the ability to control how it is viewed.

How can i use "as william walking with his wife was seen" as a short sentense

Dogs make wonderful pets because they us stay happy and healthy. the topic sentence is "dogs make wonderful pets." , is this correct? i keep doubting myself.