さな

○○に入る語句を教えてください。
これであっているでしょうか？
1：a
2：c
3：e
4：b
5：d

1) They have to ○○ to cope with the underlying problems they have had so far.

2) They will give us a ten-percent ○○ on all goods in that category.

3) I bought a book of ○○s so that I could lessen my monthly transportation fees.

4) According to the ad, any person can apply for the job, ○○ of gender and ages.

5) These are mutually ○○ plans of action; therefore, we have to reconsider them.