Usually, you will find the strongest pieces of evidence in the body paragraphs.
Short run is a period of time when we can change only variable factors not fixed factors.
Because its different from the other ones and does not express it the same
Answer: B. Mrs. Auld was doing something illegal
Explanation:
The idea that was explicitly stated in the passage is that Mrs. Auld was doing something illegal.
From the information given, Mr Auld found out that Mrs Auld was teaching Frederick and he forbade her to instruct Frederick further, by telling her, that it was unlawful, and unsafe, to teach a slave to read. Unlawful means something that's illegal.