A topic sentence can be stated or implied. A topic sentence that is stated is a part of a passage that can be found where the main idea or points can be identified. An implied topic sentence, on the other hand, is a sentence that is being made or composed by the reader which cannot be found in the passage.
Answer:
Child labour refers to the exploitation of children through any form of work that deprives children of their childhood, interferes with their ability to attend regular school, and is mentally, physically, socially and morally harmful.
Explanation:
The sentence that suggest that doctors, like lawyers are part of superficial middle-class world of nineteenth century Rusia is:
The doctor put on just the same air towards him as he himself put on towards an accused person.