As Juan Carlos Galeano writes, “Amazonian realities are still a present and active part of the lives of the non-indigenous, who now represent the majority of the population in most cities throughout the region.” Who now represent the majority of the population in most cities throughout the region?

i believe the answer is inference

a. "to practice" is the best phrase to complete the sentence.

explanation:

during the summer, she likes to practice her soccer skills so that she is ready to play in the fall.

(note that : all the other options "the practicing of", "practice for" and "to do a practice on" are inappropriate as they make the sentence grammatically incorrect.)

what is margin again? i’m confusion

it would be d because the however is more proper and the comma is placed in the right spot