Which was a challenge for the earliest permanent settlements? O Flooding allowed villagers to expand their property
O Fire risk increased due to the closeness of buildings.
O Disease was a threat because of the close proximity to the rivers.
O Droughts were a challenge that villagers overcame with technology.

During andrew johnson’s presidency, the radical republicans gained control over policymaking in congress. they had enough power to override any presidential veto. how did the radical republicans use this opportunity? a. they blocked johnson’s weak reconstruction policies by taking charge of the reconstruction plan. b. they extended their support to johnson’s policies for reconstruction of the south. c. they removed johnson from office and took over the task of reconstructing the south. d. they removed all former confederates from office and stopped the south from rejoining the union.