During the golden age, how did the us congress act to regulate business practices

Which statement regarding the distribution of wealth by the mid-19th century is most accurate?

What similarity can be drawn between state and national governments?

How would lincoln's assassination change the direction of reconstruction? the radicals used this opportunity to take control of the plans. the south refused to cooperate with any plans after lincoln his death would put an end to all reconstruction plans. lincoln was too weak to carry out his plan and now it could be carried out.