Arrange the Following Molecules in Order of Increasing Viscosity

Multiple Choice

Arrange the following molecules in order of increasing viscosity:
1) CH₄,
2) CH₃CH₂C(H) =CH₂,
3) CH₃CH₂C(CH₃) ₃,
4) CH₃CH₂CH₂CH₂CH₂CH₃

A) 4 < 3 < 2 < 1
B) 2 < 1 < 4 < 3
C) 1 < 2 < 4 < 3
D) 1 < 4 < 3 < 2
E) 3 < 1 < 2 < 4