Disagreement: Subject - Verb
nIncorrect: The stores opens at 8 am.
nIncorrect: But the line of customers were blocking traffic.
nIncorrect: The orders given by the officer was to disperse and to leave the area.
nCorrect: The stores open at 8 am.
nCorrect: But the line of customers was blocking traffic.
nCorrect: The orders given by the officer were to disperse and to leave the area.