HELP WILL MARK BRAINLIEST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Some cubes are stacked as shown. If the face of each cube is a square and each cube represents one cubic unit, what is the volume of the figure formed by cubes?
A) 14 cubic units
B) 25 cubic units
C) 7 cubic units
D) 27 cubic units