Not one of the potential investors [ is expected to make an offer to buy First Interstate Bank until a merger agreement is signed that includes a provision for penalties if the deal were ] not to be concluded.
(A).is expected to make an offer to buy First Interstate Bank until a merger agreement is signed that includes a provision for penalties if the deal were
(B).is expected to make an offer for buying First Interstate Bank until they sign a merger agreement including a provision for penalties if the deal was
(C.)is expected to make an offer to buy First Interstate Bank until a merger agreement be signed by them with a provision for penalties if the deal were
(D).are expected to make an offer for buying First Interstate Bank until it signs a merger agreement with a provision for penalties included if the deal was
(E).are expected to be making an offer to buy First Interstate Bank until they sign a merger agreement including a provision for penalties if the deal were
ANS(C)
??why not A