D. Increased industrial development
Colonization ruptured many ecosystems, bringing in new organisms while eliminating others. The Europeans brought many diseases with them that decimated Native American populations. Colonists and Native Americans alike looked to new plants as possible medicinal resources.
They invaded the land of the native americans, treating them in an unfriendly and violent manner when they arrived. The effects of colonization on the native populations in the New World were mistreatment of the natives, harsh labor for them, and new ideas about religion for the spaniards.
The correct answer to this open question is the following.
Although there are no options attached we can say the following.
What does Fortas mean when he states "if we are not to . . . Teach youth to discount important principles of our government as mere platitudes"?
What judge Fortas meant was that American youngsters that are limited in their rights as students would be disappointed and are going to find it very hard to truly believe in the idea that the government has a true interest in them. Students would doubt the merits of the government.
We are talking about Abe Fortas (1910-1982), who considered that students could use armbands and that did not interfere with other youngsters because these bands did not threaten other students neither represent a risk. He thought that students just were exerting their right to express their opinion,
The answer is A hope this helps :)