A large box contains 15 small boxes and each small box contains 25 chocolate bars. How many chocolate bars are in the large box?	Choose the correct answer.
A) 220  B) 490  C) 375  D) 450  E) 690

Rationale: "the only thing you have to do is a simple multiply we have : 15 * 25 = 375 correct answer is : c ) 375"
Answer: C