Read the following article and answer the question by choosing from the options.

MANGIA ! ! So we ordered a large whole wheat Chicago - style crust with spinach and mushrooms , and it was awesome . I mean , Mangia is awesome anyway , but sitting on the tailgate ( of my SUV , so I guess we were technically sitting in the trunk ) , chilling in the parking lot with Mangia pizza and local beer was pretty much the best thing ever .

What are the people probably eating ?
OPT:
--They are eating pizza;
--They are eating cake;
--They are eating pie;
--They are eating sandwiches;...A:
They are eating pizza