The answer is President;Senate
Since the cabinet will be a direct support for the presidents in realizing his/her plan, the president has the right to personally pick the members based on the expertise that the president see fit. In the selection process, the Senate only has the right to give suggestions and to confirm it
an expansion of settlement and growth in the western towns
The delegates agreed they needed a national government. But they were afraid of making one that was too strong. They believed that most of the powers of government should be kept by the states because citizens could control state governments more easily than they could control a national government.