You walk up to a soda machine and put in a dollar, and are rewarded with a bottle of root beer. When you put in another dollar, you get another soda. Assuming that the machine does not run out of root beer, which kind of reinforcement schedule does this machine operate on

List three different expository writing modes that are commonly seen in social studies articles

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

Examine extracts from the bible which demonstrate the principal beliefs of christianity