___ A major purpose of the open primary system for determining party candidates was to destroy political machines

Which of the following is NOT a nonrandom sampling technique?

a. convenience b. cluster c. snowball d. quota

When would Congress be most likely to allow a federal agency significant discretion in rule-making?

a. following a congressional election b. following a presidential election c. following the passage of a law that required multiple compromises d. following the passage of a law supported by both political parties