民兵的任务不包括（）。

A.执行国际维和任务

B.执行战备勤务，参加防卫作战，抵抗侵略，保卫祖国

C.为现役部队补充兵员

D.协助维护社会秩序，参加抢险救灾

• (A) 条件(1)充分，但条件(2)不充分．
• (B) 条件(2)充分，但条件(1)不充分．
• (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分．
• (D) 条件(1)充分，条件(2)也充分．
• (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．

All of the tickets for two real estate seminars, F and G, were either purchased or given away, and the ratio of F tickets to G tickets was 2 to 1. Of the total number of F tickets and G tickets, what percentage was purchased
(1) The total number of F tickets and G tickets is 240.
(2) Of the F tickets, exactly 60 percent were purchased, and of the G tickets, exactly 80 percent were purchased.