What is a guild?
A. a group of Artist that support one another
B . A group of artist that work together
C. An association of people organized by occupation
D. A group of people interested in art

c

Explanation:

a medieval association of craftsmen or merchants, often having considerable power.

an association of people for mutual aid or the pursuit of a common goal.

that is the  Dictionary deffinition, and i believe that makess c correct

bias is a tendency to prefer one person or thing to another, and to favor that person or thing. desire to avoid the appearance of bias in favor of one candidate or another. to bias someone means to influence them in favor of a particular choice.

explanation:

hope it : )