A source is a(n)
an author can use to research and develop ideas in an informational text

autobiographical paper
outside publication
personal opinion
social network

Outside publication

Explanation:

Sources are outside information that must be cited and given credit to, otherwise this becomes plagiarism.

 Outside publication

Edg 2020

if you don't mind posting the paragraph so i could read it that would a lot. (;

the symbol of the grandfather's heritage in this excerpt from "the medicine bag,” is the beaded bolo tie.

a bolo tie is a cord fastened around the neck with an ornamental clasp which is worn as a necktie. they have been used by native american tribes such as hopi, navajo, zuni, and puebloans since the mid-20th century.

therefore, the fact that the grandfather is wearing a bolo tie refers to his heritage as native american.