Somebody help me out

What major land feature is located at 0* and 20* e? a sahara desert b kalahara desert c congo basin d the alps

What were copernicus’s ideas about the order of the universe deemed to be dangerous to church thinking? (5 points) a. the church was invested in the idea that the earth was at the center of the universe b. copernicus was developing a new religion that would challenge the church c. the church feared his ideas threatened their control of european universities d. copernicus was a follower of luther and therefore could not be trusted

Plz which of the following statements is the best definition of a blockade? a. a blockade is a group of soldiers recruited from a foreign country who serve for the money. b. a block it is a military tactic in which one army moves into place to face another army. c. a blockade is a wooden fence built to defend a colonial settlement. d. blockage is the shutting off of a port by ships to keep people or supplies from moving in or out.