Both the federal government and the state of Oklahoma had legislatures consisting of a senate and a house of representatives.
A.
bicameral
B.
bipartisan
C.
tricameral
D.
tripartisan

its A on edg

2018 means 2018 ce or common era

there have been other eras too including bce, which included way more years.

a social contract.

"a social contract is an agreement between citizens and their leader where the citizens give up certain freedoms in exchange for protection. the constitution of the united states is an example of a social contract."

the democratic and republican parties

explanation: