An idiom/phrase is given in bold. Following this idiom/phrase are given three sentences, which use the given idiom/phrase. The idiom/phrase may or may not be used correctly in one or more sentences. Identify the sentence(s) that use(s) the idioms/phrases incorrectly either in grammar or context and mark the answer accordingly. Throw in the towel
I. The entrepreneur threw in the towel after his tenth pitch was rejected by investors.
II. She threw in the towel before the final round of the competition.
III. Despite nearing success, he threw in the towel just to try something more exciting. Which sentence(s) use(s) the idiom incorrectly?