I did my homework but I left it at home what is wrong with this sentence and why is it not a run-on sentence

When greg came home for lunch, he realized that his air conditioner was broken. fragment, run on or complete sentence?

Which word is closest to the meaning of the underlined word as it is used in the paragraph? use the thesaurus to find the correct meaning. as the police detective questioned the elegantly dressed woman, she became indignant. she wanted to know why she had been called in for questioning. when she learned she was free to leave, she stormed out of the room. indignant adj. angry adj. annoyed adj. irritated adj. resentful angry resentful irritated annoyed

In the following statements, who is a free rider? a. andy is reading a book named "mission to mars." b. the u.s. government has announced a 21 percent defense spending increase. c. ted does not pay taxes but uses roads and highways. d. nick buys groceries from safeway because it's closer to his home.