Early One Morning at New York's Kennedy Airport, Professor Kevin

Multiple Choice

Early one morning at New York's Kennedy airport, Professor Kevin Calandry, an economist and frequent flyer to Dallas (for consultations) is afraid he will miss his plane. As he races past a newsstand he grabs a copy of the New York Times from a stack, and waves it at a clerk. The clerk smiles, mouths the words "Late again?" and waves him on. This three-second drama illustrates​

A) shoplifting.
B) an implied in fact contract, on credit.
C) a bilateral contract.
D) a quasi-contract.