The SALT II treaty was signed by President

President Carter

Explanation:

The SALT II agreement was signed by President Carter on June 18, 1979.

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.