Whar matters around me

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? ‍♀️

Which document does garrison quote from to convince the public that slavery should be abolished?

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.