A rectangular message board in Aaliyah's dormitory room has a length of 30 inches and a perimeter of 108 inches. A rectangular bulletin board in the hallway outside Aaliyah's room is twice as long and twice as wide as the message board. Which of the following statements about the bulletin board is true? a. The bulletin board has a width of 48 inches.
b. The bulletin board has a length of 96 inches.
c. The area of the bulletin board is twice the area of the message board.
d. The perimeter of the bulletin board is four times the perimeter of the message board.