:in federalist no. 51, james madison's concerns about a powerful legislative branch point to his belief in a) federalism b) bicameralism c) direct democracy d) individual rights

Answer; 
Bicameralism 
In Federalist No. 51, James Madison's concerns about a powerful legislative branch point to his belief in Bicameralism. 

Explanation; 
Madison's response to those who feared a too-powerful legislative branch of government was Bicameralism. Literally it means "two houses," but practically it meant splitting the legislative branch into the House of Representatives and the Senate.

If your answers look like this a) expansion through conquestb) development of a calendar c) development of a written language d) creation of a large road workthen the answer is dhope it

The articles created a national government composed of a congress, which had the power to declare war, sign treaties, make alliances and more.