A higher grade number for oil means it is . A. heavier
B. more viscous
C. less viscous
D. more important

For example, a 5W- motor oil will flow better at lower temperatures than a 15W- motor oil. The higher number, following the “w” refers to hot weather viscosity, or how fluid your oil is at hot temperatures. The higher the number, the thicker the oil at a specified temperature. so it's B

Explanation:

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explanation:

import math

x=int(input("enter a number: "))

print (math.sqrt(math.fabs(