Why Didn't the Framers of the Constitution Create a Direct

Why didn't the Framers of the Constitution create a direct democracy?

A) It wasn't the best way to deal with manipulative politicians.
B) Direct democracy had never been tried before.
C) The people had expressed support for a government similar to a monarchy.
D) They were worried about the accuracy of ballot-counting mechanisms.
E) They believed that the rights of the minority would be suppressed by the majority.