What position did Yadier Molina primarily play?

What position did Albert Pujols primarily play? Albert Pujols is best known for playing with which MLB team? What uniform number did Albert Pujols wear with the Cardinals? Which player was nicknamed "The Machine"? Yadier Molina is best known for playing with which MLB team? What uniform number did Yadier Molina wear with the Cardinals? What position did Lou Brock primarily play? Lou Brock is best known for playing with which MLB team?