This is a writing skill which assures that students write sentences that differ in structure and length. it is called sentence

How much time on average do americans currently spend watching tv and videos per day?

Which best describes the“brain trust” franklin roosevelt promised to make part of his administration? a group of america’s most successful businessmen, who would fix the economya group of hoover’s economic advisers, who would undo previous damage to the economya group of smart advisers, who would assist roosevelt in guiding the nation forwarda group of military veterans, who would assist roosevelt in putting americans back to work

The most heavily populated areas of africa are found