The most appropriate verb is ”soared,” which conveys the idea of his spirits rising high due to his win. Thus, the correct answer is option 2.
• plunged (1): This means to drop suddenly; it is the opposite of the context.
• soared (2): This is correct; it indicates happiness and upliftment.
• zipped (3): This is incorrect; it does not convey a relevant meaning in this context.
• tore (4): This is incorrect; it does not fit with the emotional context of the sentence.