Lots and lots more than you think
They are re-elected precisely because they have a low approval rating. They are re-elected to prevent them from establishing long lasting legacies and being members forever or from passing it on to their children or anything similar. If you don't approve of them then you re-elect them so someone else can try to do something better.
Country Q has experienced a rapid increase in its unemployment rate and a sharp decline in its GDP. What might policymakers do in the face of these economic indicators?
a. encourage a decrease in purchasing until employment figures increase
b. try to trade with other nations to increase production and create new jobs
c. increase taxes so the government has more money to spend
d. implement controls on wages, forcing employers to pay higher wages
Supreme courts Dred Scott further pushed the issue