What does the "fair use" doctrine refer to?

Which of the following Latin abbreviations has an extraneous period?

Which sentence has a capitalization error?

What is the correct abbreviation for the SI unit of length (the meter)?

Which is the correct word to describe a winding path?

Who would most likely be accurately referred to as "Latino," but not "Hispanic"?

Which sentence uses "to," "too," or "two" correctly?

Where is everyone going?

Choose a correct preposition to complete the sentence: I want to lose five kilograms _____________ one month.

Which sentence shows the correct use of "to," "two," and "too"?

Which sentence uses "to", "too," and "two" correctly?