Answer:
having a damaged reputation
Explanation:
discredited means to lose your respectability.
Using context clues, why would the witness have left the courtroom in humiliation? It can't be because they have good judgment or that they were honorable. That leaves "sorrowful" and "having a damaged reputation." Having a damaged reputation is more tied to humiliation, but if you didn't pick up on that, credited means of respect and the opposite most closely means having a damaged rep.
Roll of Thunder, Hear My Cry, the Logans begin a boycott of the Wallace store. Read the definition and examples of a boycott to make sure you understand what a boycott is.
Definition of a Boycott: To refuse to buy, use, or participate in something as a way of protesting: to stop using goods or services of a company, country, etc. until changes are made.
Examples of Boycott:
1. Plans to boycott American products
2. They boycotted the city's bus system.
3. We boycotted companies that were polluting the environment.