Answer:
Decennial Census
Step-by-step explanation:
The house of Representatives have equal responsibility for lawmaking just like US Senate. The house represents popular will and the members are directly elected by the people. Each state have at least one member in House of Representatives. States are allocated seats according to their population and it is readjusted after decennial census.
They are elected form single-member districts for a two-year term. A person who wants to get elected to the house of representatives must be 25 years old, resident of the state from where he wants to contest election and must be a US citizen for at least seven years.