Correct option is D
Let x be the mean of the remaining nine numbers.
The sum of all 10 numbers is 10 x 96 = 960.
The sum of the remaining nine numbers is 9x.
Since one of the numbers is 150, we have:
9x + 150 = 960
9x = 810
x = 90
Therefore, the mean of the remaining nine numbers is 90.