What change should be made in sentence 20?
AADD A COMMA AFTER ALTHOUGH
BDELETE THE COMMA AFTER DIFFERENT
CCHANGE TASK TO TASK'S
DCHANGE WAS SURPRISINGLY TO WERE SURPRISINGLY.
AADD A COMMA AFTER ALTHOUGH
BDELETE THE COMMA AFTER DIFFERENT
CCHANGE TASK TO TASK'S
DCHANGE WAS SURPRISINGLY TO WERE SURPRISINGLY.