Which of the following statements are true? 1. A non-root user in UNIX can never launch programs that execute with root privileges. 2. Only the owner of a file can set the setuid bit on that file. 3. TOCTTOU bugs can only happen to setuid programs. 4. We can solve UNIX’ security problems by having each user encrypt all his files.

hey! im not 100 percent sure but im pretty sure that what you want to do is not possible : (

explanation:

a) click on any cells in the range of data

b) click the data

c) click sort& filter group, click sort

d) select the column to sort by and then select a sort order

e) select the next column to sort by and select the sort order

f) click ok