Consider the following argument: "You shouldn't break your promise, so you have to take him to the airport right now." Which of the following suppressed premises could be added to this argument to make it valid?
A.
You promised to take him to the airport right now.
B.
You promised to take him where he wants to go right now.
C.
If you had not promised to take him to the airport right now, then it would not be wrong to refuse to take him to the airport right now.
D.
If it would not be wrong to refuse to take him to the airport right now, then you did not promise to take him to the airport right now.