difficult
easy
small
important
Answer is Wrong!
Answer is Right!
The correct answer is C. small.
A trivial matter is a matter that is of little importance or significance. It is something that is not worth worrying about or taking seriously.
Option A, difficult, is incorrect because a trivial matter is not difficult. It is something that is easy to do or understand.
Option B, easy, is incorrect because a trivial matter is not easy. It is something that is not worth doing or taking seriously.
Option D, important, is incorrect because a trivial matter is not important. It is something that is not worth worrying about or taking seriously.