I believe it would be D)All The Above
Buongiorno Studente inglese, il mio nome è Ruby Roundhouse sono un insegnate di italiano e la risposta alla tua domanda è
Answer:
Columbia River.
Explanation:
The winding Columbia River is the natural feature which forms most of Washington state's southern boundary with Oregon.
True because it would be made mostly of steel and at the time this was the easiest way to get steel.
