Choose the option that includes a sentence fragment. 1.My neighbor celebrated his birthday with gusto, setting off fireworks into the wee hours of the morning. 2. My neighbor celebrated his birthday by setting off fireworks into the wee hours of the morning. 3.To celebrate his birthday, my neighbor set off fireworks into the wee hours of the morning. 4.To celebrate his birthday by setting off fireworks into the wee hours of the morning.