Final answer:
The Upper Chamber refers to the upper house of a bicameral legislature, which is typically considered more prestigious or powerful. In the case of the U.S. Congress, the Senate is the Upper Chamber and consists of 100 representatives, with each state having two senators.
Step-by-step explanation:
The Upper Chamber refers to the upper house or chamber of a bicameral legislature. It is typically considered the more prestigious or powerful chamber and often represents a smaller number of constituents compared to the lower chamber. In the case of the United States Congress, the Senate is the Upper Chamber and it consists of 100 representatives, with each state having two senators.