What is the difference between an opinion and an informed opinion?

an informed opinion does not need to be supported.

an informed opinion is not supported by facts.

an informed opinion is supported by facts.

an informed opinion is the same as an opinion.

Read these passages from when birds get flu and cows go mad by john

The library carries many current books.what is the adjective

Bella is going to write a research paper. she chose sports as her topic, but her teacher said she must narrow or limit her topic. choose the topic that limits the broad topic of sports the most. a) a history of sports in the united states b) a history of tennis c) rules and etiquette of tennis d) training and equipment for outdoor sports