When experiencing heavy winds，you should reef sails to（）.

A.bring the sails parallel to the wind

B.reduce sail area exposed to the wind

C.allow the sails to catch more wind

D.remove all tension on the main and jib sheets

（）的应用可以使组织机构增添活力，产生开放性的系统结构。

A.二八法则

B.激励机制

C.“动态管理”机制

D.“互相增补”机制