Answer:Breakthrough means a sudden dramatic, and important discovery or development.
Explanation: Its in a dictionary, if you have one!
A is what it has to be if not then I do not know that’s world
Answer: What do you do in the meeting?!
Explanation: And why are we bored? We are answering the student's questions! We help in this website!
b.Some actors work as a waiter until their big break.
Explanation:
I took the test
Answer:
I'm sorry you can't come with us
