If the presadent vetoes a bill what process must happen for the bill to become a law

If the President vetoes a bill, It will go through to the Congress and they may attempt to override the veto. If both the Senate and the House pass the bill by a two-thirds majority, the President's veto is overruled, and the bill becomes a law.

Explanation: That is why the president doesn't have all the authority to choose if it weren't for the other houses

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.

can you explain it better