Which of the Following Statements Accurately Compares an Average Cold

Which of the following statements accurately compares an average cold front to an average warm front?

A) Generally, precipitation covers a much broader area with a cold front.
B) Especially in summer, cumuliform clouds are often associated with cold fronts.
C) Generally, cold fronts move slower than warm fronts.
D) Generally, warm fronts have steeper slopes than cold fronts.