Choose the correct word (s) that correctly completes the sentence.
I saw a {Fill_Regular} of cows in the field.

a noun is employed to point the quantity or collection of individuals or things.

Let’s take a look at its usage:

Example- A team of players was eating at the coffeehouse. Here, ‘a team of players’ refers to a set of sports players taken as an entire.

Now, let’s examine the given options-

Group- it's the generalized noun of any living or non-living thing. Hence, it's an incorrect option.

Example- a gaggle of individuals entered my shop.

Herd- it's the noun of cows, sheep, deer, elephants, etc. Hence, it's the proper option.

Example- A herd of cows was roaming within the fields.

Swarm- it's the noun of bees, flies, etc. hence, it's an incorrect option.

Example- there's a swarm of bees within the abandoned house.

Flock- it's the noun of birds, sheep, etc. hence, it's an incorrect option.

Example- The old shepherd left his flock of sheep within the field.

The correct answer is Option ‘b’.