Use Least Common Multiple or Greatest Common Divisor to Solve

Multiple Choice

Use least common multiple or greatest common divisor to solve the problem.
-A brick layer is hired to build three walls of equal length. He has bricks which are 9 inches, 27 inches, and 15 inches long. He plans to build one wall out of each type of brick. What is the shortest Length of wall possible?

A) 405 inches
B) 3645 inches
C) 51 inches
D) 135 inches