Answer:
All three answers apply.
Explanation:
A) 2 cm long, 5 cm wide, 8 cm high
2 cm x 5 cm x 8 cm
10 cm x 8 cm = 80
B) 4 cm long, 5 cm wide, 4 cm high
4 cm x 5 cm x 4 cm
20 cm x 4 cm = 80
C) 10 cm long, 4 cm wide, 2 cm high
10 cm x 4 cm x 2 cm
40 cm x 2 cm = 80