Which of the Following Lists the Substituents in the Order

Multiple Choice

Which of the following lists the substituents in the order of priority, from highest (priority 1) to lowest (priority 4) ?

A) -CH₃, -CH=CH₂, -CH₂CH₃, -Cl
B) -CH₃, -CH₂CH₃, -CH=CH₂, -Cl
C) -Cl, -CH₂CH₃, -CH₃, -CH=CH₂
D) -Cl, -CH₂CH₃, -CH=CH₂, -CH₃
E) -Cl, -CH=CH₂, -CH₂CH₃, -CH₃