Choose the model

Question

Select the best choice that has similar meaning to the following sentence:

Without this treatment, the patient would have died.

Accepted Answer

If he hadn’t followed this treatment, the patient would have died.

Answer

If he doens’t follow this treatment, the patient would have died.

Answer

If he didn’t follow this treatment, the patient would have died.

Answer

If he hadn’t followed this treatment, the patient would die.