The which command _________. a. can only be used to search for executables b. searches for a file in all directories, starting from the root c. is not a valid Linux command d. searches for a file only...

The which command _________.

a. can only be used to search for

executables

b. searches for a file in all directories,

starting from the root

c. is not a valid Linux command

d. searches for a file only in directories

that are in the PATH variable