Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.
“I'll drop you from the team if you don't train harder,” said the captain to John.
A. The captain urged that John should train harder in order not to drop out.
B. The captain threatened to drop John from the team unless he trained harder
C. John was reminded to train harder so as not to dropping from the team.
D. The captain promised to drop John from the team in case he trains harder.