What is the best technique to use to control for sequencing effects?

Russian authorities have not tilted the electoral rules toward

their ruling party by: a. making it difficult for opposition parties to find financing. b. making it difficult for opposition parties to register as recognized parties. c. adopting a single-member district, plurality vote electoral system. d. creating fake political parties that actually support the policies of United Russia.

The governmental system used in France today is called a

a. semiparliamentarian system. b. presidential system. c. parliamentarian system. d. hybrid system. e. semipresidential system.