In linux, when logged in as a normal user with root privileges, which command must precede the apt-get command in the command line in order to install a program?

"sudo" is the command to get super user or root privileges in linux.

Explanation:

in order to install package with root privilege in linux, the command would be

sudo apt-get install <package name>

these  signals travel  down a part of the neuron called the axon, which is like a wire that carries the  signal  to othernerve  cells. on average a  nerve  cell sends a  signal  at about 50 meters per second, which is over 100  miles  an hour!