The source of the allusion Trojan horse is Greek mythology.
In Greek mythology, the Greek army tricks the Trojan army into taking a large wooden horse into their carefully guarded city. The horse turns out to be filled with Greek warriors who, once inside the city of Troy, open the gates to the Greek army waiting outside.
The allusion Trojan horse means a deceptive or harmful offering.
What is the source of the allusion in the sentence below?
Ellie anticipated that the free makeover her friend was promising would turn out to be a Trojan horse.
A: British history
B: Greek mythology