This is your own opinion. You can’t get a question wrong if it is an opinion. If your teacher/professor takes points off a question that is your own opinion you can contest it because your teacher would be using bias against your answer. Which teachers can’t do
It relied on a system of slave labor.
Sierra Madre Mountains. If you need to memorize it for a test or quiz, I would recommend making up phrases in your head to make it easier to remember!
Sierra MADRE MOUNTAINS is in MEXICO. All the worlds beginning with M being linked to Mexico might be a helpful way to remember.
