This question has options. Answer the question about text:

The cashier was looking at him ... also waiting . She looked at me , looked back at him , and then back at me . What passed unsaid between us was " what 's this guy 's problem ? " .

Why are the cashier and customer exchanging looks ?
Options:
*The customer is empathising with the cashier.
*The customer is bored with the cashier.
*The customer is flirting with the cashier.
*The customer is angry with the cashier.
The customer is empathising with the cashier