<span>On September 11, 1777 British General William Howe's army defeated George Washington's army defending Philadelphia at the Battle of Brandywine. Washington and his army were forced to retreat, there was no longer an American army defending Philadelphia. The British marched in and occupied Philadelphia...until the fortunes of war changed and the British left Philadelphia in June, 1778 without a fight.</span>
That would be the Twelfth Amendment.
I hope this helps!
Have an awesome day!
^-^
Answer:
I am so sorry I just answered because I need points for my exam
Learning Effect is correct answer.
Learning Effect is a theory that learning it increases to the efficiency of production.
Hope it helped you.
-Charlie
