Choice A - Octahedron is the answer
M⁴n³(-mn)⁴
m⁴n³(-m⁴n⁴)
-m⁸n⁷
The ice would be 0.3 meters thick.
0.03 times 10 is like moving the decimal back by 1 place.
The person obviously needed help, and you just answer to get points, that’s so rude and very uncalled for and unnecessary. if you don’t know then keep scrolling and find a question you do know how to answer don’t be a rude person. the person just needed help.