"C. <span>With a lot of daily practice" would be the only option from the list that is a sentence fragment, since there is no subject and it is unclear what exactly is being referred to. </span>
After the war, Kennedy represented the Massachusetts's 11th congressional district in the U.S. House of Representatives from 1947 to 1953. He was subsequently elected to the U.S. Senate and served as the junior Senator from Massachusetts from 1953 to 1960.
