Which of the following performs the same operation?

Given the if/else statement:
if (a < 5)
b = 12;
else
d = 30;

a. a < 5 ? b = 12 : d = 30;
b. b < 5 ? b = 12 : d = 30;
c. a >= 5 ? d = 30 : b = 12;
d. d = 30 ? b = 12 : a = 5;
e. None of these

a. a < 5 ? b = 12 : d = 30;