Option B, because Tybalt was dead, is the right answer.
The urge following why Romeo all of a sudden wanted Tybalt dead on the earth that he murdered Mercutio, his dearest friend. Romeo requires Tybalt dead as recoupment for him killing Mercutio. He confirms this when he states, "Now, Tybalt, take the "miscreant" back repeatedly that late thou gave me, for the soul of Mercutio, is nevertheless a small path over our crowns, waiting for thine to linger including him. Either I or Thou or both of us must go with him".
