After this agreement is signed by the two parties, both parties shall strictly abide by it.

A
在双方签约后，各方应严格遵守本协议。

B
在两党达成协议后，各党派将严格遵守它。

C
在双方达成协议后，各方应严格遵守。

D
在两党签约后，各党派都应严格遵守本协议。