Answer:
D
Explanation:
First, you put the negtive first because they are always the smallest. Next you can make all the fraction to the same bottom number. that will make 2/10, 9/10, and 5/10. Now you put 2/10 (4/20) 2nd. Third, will be 5/10 (1/2). Last, fourth will be 9/10. it will look like this -3, 4/20, 1/2, 9/10. This will be D.