Choose the answer that best matches the word in italics. Use context clues to determine the meaning of the word, if necessary. For many millennia, people believed Earth was flat.(1 point) Responses generations of people generations of people reasons reasons thousands of years thousands of years beliefs or propositions beliefs or proposition

thousands of years

The best answer that matches the word in italics "millennia" would be "thousands of years".

To determine the meaning of the word in italics, we can look at the context clues in the sentence. The sentence mentions that people believed Earth was flat "for many millennia." The phrase "many millennia" indicates a long period of time, meaning thousands of years. Therefore, the best answer that matches the meaning of "many millennia" is "thousands of years."