Sentence Improvement - Verbal and Reasoning

Directions to SolveIn questions given below, a part of the sentence isitalicised and underlined. Below are given alternatives to the italicised part which may improve the sentence. Choose the correct alternative. In case no improvement is needed, option 'D' is the answer.
Q1:

The logic of Berlin wall already had been undermined but when the news came through that the wall itself had been opened I jumped into a car.

A had been undetermined already

B had already been undetermined

C had been already undetermined

D No improvement

ANS:B - had already been undetermined

No answer description is available.