the groups_per_user function receives a dictionary, which contains group names with the list of users. users can belong to multiple groups. fill in the blanks to return a dictionary with the users as keys and a list of their groups as values.

1. kepler's three laws resulted from his careful analysis of data, and were not derived from a mathematical model. a. experimental b. hypothetical c. theoretical d. observational 2. which of the following was the earliest solar system model to exist? a. aristotelian b. heliocentric c. copernican d. ptolenmiac

The alien enemies act of 1798 allowed the president to deport noncitizens considered dangerous. allowed the president to ignore laws he believed unconstitutional. made immigrants wait longer before becoming citizens. made it a crime to criticize the federal government.the alien enemies act of 1798 allowed the president to deport noncitizens considered dangerous. allowed the president to ignore laws he believed unconstitutional. made immigrants wait longer before becoming citizens. made it a crime to criticize the federal government.

Cartels control the production and pricing of goods mainly through a) the elimination of competition. b) the cooperation of their members. c) the limitation of price controls. d) the manipulation of government pressure.