Question

Fill in the blank with a suitable preposition:
Clouds formed __________ a rapid fall in the temperature.

• A. About
• B. As
• C. Because of
• D. For

Answer 1

The correct option is C Because of

Option A- About is used to indicate movement or position in various directions or places,in connection with,in connection with,near or nearby. Thus it is incorrect.

Option B- As is used to indicate in the role, function, or status of which is not the appropriate answer for the given sentence. Hence it is incorrect.

Option C- Because of indicates a cause and its effect. The given sentence speaks about the cause and effect of a natural phenomenon. Hence it is incorrect.

Option D- For is used to indicate a space of time, use of something, to show who is intended to have or use something. As it does not fit the meaning of the sentence correctly, it is incorrect.