Answer:
Option A. 8 cubes
Explanation:
In the given structure we can count the cubes by dividing the figure in three sub parts.
Two in L shape and one below on L shape figure.
Two L shape figure contains 2×3 = 6 cubes
Cubes hidden under one L shape = 2
Then total cubes = 6 + 2 = 8
Option A. 8 cubes is the answer.