Choose the sentence with the correct comma usage.
 A Mr. Smith a brave soldier fought in World War II.
 B Mr. Smith a brave soldier, fought in World War II.
 C Mr. Smith a brave soldier fought, in World War II.
 D Mr. Smith, a brave soldier, fought in World War II.
 Choose the sentence with the correct comma usage.
 A. I, too, want to go to the store.
 B. I want to go to the store, too.
 C. I too, want to go to the store.
 Thank you to anyone who can help! Will give marks to whoever is correct.