Fill in the blank with appropriate article as required. _ umbrella is of no avail against a thunderstorm.

Correct answer: C. An

A. The
B. A
C. An
D. No article required

Explanation

"An" umbrella is of no avail against a thunderstorm. The indefinite article "an" is used in this sentence because it introduces the general concept of an umbrella without specifying a particular umbrella. It implies that any umbrella in general would not be effective against a thunderstorm.

Last updated 2 September 2026

Fill in the blank with appropriate article as required. _ umbrella is of no avail against a thunderstorm.

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