Question

what is the correct meaning of the word guarantor?
during the new deal of the 1930s, the federal government acted as a guarantor of economic security.
one who provides assurance of something
one who gradually reduces something
one who is the original source of something
one who rebuilds or restores something

Explanation:

The word "guarantor" comes from the verb "guarantee", which means to give an assurance. So a "guarantor" is someone who provides assurance. In the context of the New Deal, the federal government was assuring economic security.

Answer:

one who provides assurance of something