Which sentence is the best example of atopic sentence in a paragraph about pet ownership?

Young dogs need hours of training.

Owners need to set aside time to bond with the dog.

Veterinary visits are important to maintain a dog’s health.

Adopting a pet dog is a big responsibility.

Respuesta :

Adopting a pet dog is a big responsibility.

Answer: Adopting a pet dog is a big responsibility.

A topic sentence is one that captures the meaning of the entire passage. It tends to be the first sentence of a passage, and contains its main idea. In this case, the first three options are details about the responsibilities of pet ownership. The last sentence, however, encapsulates this by summarizing the rest of the information.