Sentence1: Ally had been saving her spare coins in a jar for Years. Sentence2: She wanted a new cell phone but she didn't have enough money. Sentence3: She thought she'd count the change in her change jar. Sentence4: To her surprise, there was over $300 in the jar. 
 (A) Ally used the three hundred dollars to buy clothes. (B) So she bought a new cell phone.
B