Which of the following has contributed to a recent banking crisis? a. sub-prime mortgages b. wildcat banks c. bank fraud or d. greenbacks

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.

the use of electrical signals that transit messages is know as