Determine the class of the italicized pronoun.
those scouts saved the child's life.
personal
relative
interrogative
demonstrative
indefinite
reciprocal
intensive
reflexive

Those is a demonstrative pronoun.

Explanation:

We use demonstrative pronouns when we want to point to something specific. These pronouns identify objects/people in time or space. There are demonstrative pronouns in both singular and plural form.Moreover, there are demonstrative pronouns that are near in time/distance (this, these) and far in time/distance (that, those).Demonstrative pronoun those used in this sentence is a demonstrative pronoun used for plural. It is far in distance/time.

He takes his shirt off then high fives the mascot but eventually will get a red card