there are two computer process questions.

Assume the two process IDs listed here have a current niceness value of 0. What is wrong with the following instruction? renice -n 10 12345 23456 O You can only renice one process, this tries to renice two processes O You cannot raise their niceness values, only lower them Since the instruction is changing two processes, you need to add-p before the PIDs All of these are problems None of the above, this instruction has no