Directions:
Read the each sentence to find out whether there is any grammatical error in it. The error, if any will be in one part of the sentence. The letter of that part is the answer. If there is no error, the answer is No Error. (Ignore the errors of punctuation, if any).

Question:
Solve as per the direction given above:

Option A):
No error.
Option B):
In management, as you rise higher.
Option C):
The tools you had been.
Option D):
The problems you face become more and more unstructured and you can not just fall back on.

Correct Answer is Option D):
The problems you face become more and more unstructured and you can not just fall back on.

Explanation:
The problem you face become more and more unstructured and you can not afford to fall back upon.