To be consistent with the mystery theme, a local movie theater reported the attendance at their mystery movie festival in the form of a problem to be solved. The report stated the following: “If there were 2 times more adults plus an additional 86 adults, a total of 638 adults would have been in attendance.”

Refer to the information above. If twice as many children as adults attended the festival, then how many children attended the mystery movie festival?
Group of answer choices

A. 276

B. 552

C. 724

D. 466