What do you call a group of words that acts like an adverb?

noun phrase

prepositional phrase

adverbial clause

adverbial phrase

The correct answer is adverbial clause.

An adverbial ( adverb ) clause is a group of words that function as an adverb in a sentence.

Adverb clauses add information that elaborates on when, where, why, how the action in the sentence takes place.

An adverb clause must contain a subject and a verb to be complete.

An adverb clause can be used at the beginning of a sentence:

Before you do your homework, go and see your sister.

They can also be placed at the end of a sentence:

The day felt lonely because nobody came to visit me.

use google

explanation:

the illustration   that would give a reader a clear understanding of the text is a picture of men constructing the frame of a building.the frame is made of iron bars. the text describes the job of blacksmiths'. these were very organised and they had different names: "the driver" and "the heater". the text describes the way in which these men worked ; they worked iron pieces as if they were playing a sport. in fact, the text wants to show the men's skills. the text also puts some emphasis on the use of '' rivets'' in construction. this kind of nails were not always used in the construction of manhattan.

some examples:

"and with an underhand toss he hurled the smoking rivet straight at the catcher, who caught it in mid-air in his catching can." men's skills

"when the driver was ready for a new " the emphasis on the rivet ( special nail used in construction).

" it against a beam to remove any cinders, and jammed it into the waiting hole. " the emphasis on the rivet.