The place was flooded ________ it had been raining for several weeks.[ ]

A. because

B. because of

C. ever since

D. as a result of

民兵军事训练实行统一领导，分级负责，县、市区，人民武装部负责基干民兵连（排）长和民兵步兵分队、侦察分队、地炮分队、（）、对口专业分队的训练。

A.应急分队

B.专业救援分队

C.抗洪分队

D.爆破分队