Exchanging of goods without face to face meeting was called

The germans were expecting the invasion to land at pas-de-calais,northeast of the actual normandy invasion site. what do you think might have been the advantages of a landing at pas-de-calais? ‍♀️

Based on source 1 which political strategy did sncc most likely support to bring about change in society?

Profit is the term for that is left over after the costs have been paid in a budget or business. a) money. b) supply. c) demand. d) tax