If you are the last line of defense before the goalie you are a

sweeper

Explanation:

"Line up between the midfielders and their team's

own goal. They form a row of three fullbacks with one deep sweeper playing behind them and are the last line of defense before the goalkeeper. Their primary responsibilities are to prevent opposing players from scoring goals and to clear the ball up to the midfielders"

answer; i believe that the correct answer is (b) is a factor associated with physical activity and heart disease;

you! go to the gym or i will kick you out of here to the gym