I think it’s the 3rd answer, I hope my answer is useful
Answer
It means to say what you mean and mean what you say.
Explanation:
Have a splendid day
Talk about how many have come through the years.
For example: Many immigrants have entered (whatever country, I'd assume America but you can fill in the blamk) but by far the most that have entered would be (number here) and (this percent) have stayed and.....
And if not that, maybe talk about how their cultures have affected the world or another country because of immigration. I hope that helps!