[求助]帮忙看看这道题目！不了答案为什么？

1.        Among the emotions on display in the negotiating room were anger for repeatedly raising the issue over and over again and preventing the raw wounds from earlier battles from ever beginning to heal.

(A) were anger for repeatedly raising the issue over and over again and preventing the raw wounds from earlier battles from ever beginning to heal

(B) was anger for repeatedly raising the issue and preventing the raw wounds from earlier battles from ever beginning to heal

(C) were anger over repeatedly raising the issue and preventing the raw wounds from earlier battles to begin healing

(D) was anger about the issue, which was raised over and over, and preventing the wounds from earlier battles, still raw, to begin healing（B）

(E) were anger about the issue, which was raised repeatedly, and preventing the raw wounds from earlier battles to begin to heal

请教大家，这里为什么用was,不用were，有什么原则在里面吗？还有这个from ever beginning to heal 为什么要保留下来呢！！谢谢！