Answer: <em>Learning a language can be difficult, yet it is one of the most useful hobbies that I've tried.</em>
Explanation:
A compound-complex sentence is a sentence which consists of two (or even more) independent clauses and at least one dependent clause. These clauses are joined by a conjunction. In this case, the independent clauses are: 1) "Learning a language can be difficult" and 2) "it is one of the most useful hobbies". These clauses are joined by a conjunction "yet", and a dependent clause "that I've tried" is added, which makes a compound-complex sentence.
B because it is very logical
The answer is B. Racial prejudice had negative psychological effects on those who suffered its injustices.
Answer:
No, doing something unethical doesn't necessarily mean someone's just outright a bad person. Everyone makes mistakes, then we learn from them and know how to better ourselves in the future. Doing something ethical doesn't always necessarily mean someone's a good person either. Someone can act like a complete saint to someone, and then go off later and do something unethical to something or someone else.