Whenever one house of congress significantly alters a bill: the bill is nullified. the chief justice determines the constitutionality of the changes. the president vetoes the bill. a conference committee is formed to reconcile the different versions of the bill.?

Whenever one house of Congress significantly alters a bill, a conference committee is formed to reconcile the different versions of the bill. The correct option among all the options that are given in the question is the last or the fourth option. The bill has to pass through both houses of the congress. I hope the answer comes to your help.