Sentence1: A waiter was dying to go home but he still had a table eating. Sentence2: The waiter printed out the bill and slipped it on the table. Sentence3: The guests noticed the bill after a while and took a hint. Sentence4: They paid for the bill and left. 
 (A) Gratefully, the waiter left for the evening. (B) The couple ordered appetizers and decided on their entrees.
A