Question

The Border Security Force has shown great.................in fighting terrorists.(abstract noun)​

Answer 1

Answer:

Bravery....... hope it will helps u

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Answer 2

Answer:

Abstract nouns are words that name things that are not concrete. Your five physical senses cannot detect an abstract noun – you can't see it, smell it, taste it, hear it, or touch it. In essence, an abstract noun is a quality, a concept, an idea, or maybe even an event.

Explanation:

bravery