Suppose that a couple has a 75 percent chance of conceiving a child with a lifelong, painful genetic disorder. Who makes the decision about whether the couple should try to conceive?

The couples

Explanation:

Being that they are the one to cater for the kid, they hold the sole decision to make whether they can cope and take care of the kids should the chance when conceived fall within the stated 75%

the 4th option is the answer

to stay where they were until m sent for