Answer:
2 years
Explanation:
The U.S representatives serve worked together with the Senates to create he national legislation that can be passed in united states. The elections for U.S representatives will be held every 2 years.
2 years Re-eelction is considered to be really short compared to other position. (as comparison, Senate was re-elected every 8 years) .The 2 years re-election initially was made to ensure that the Representatives feel pressured to maintain high performance in order to keep the trust of their voters for the next election.