Explanation
1.The correct answer is B
The error in this sentence occurs at B. The relative pronoun “that” may not be used to refer to people (“individuals”) and should be replaced with the relative pronoun “who.”
2.The correct answer is A
The error in this sentence occurs at (A), where there is an improper idiom. The idiom is “Encouraged by,” not “Encouraged from.”
3.The correct answer is A
The error in this sentence occurs at (A), where there is an inappropriate idiom. The idiom is “Between x and y,” not “Between x to y.”
4.The correct answer is A
The error in this sentence occurs at (A), where awkward phrasing and an unnecessary pronoun create a comma splice. The entire phrase “It depends on” can be reduced to “Depending on.”