One does not apply for the Presidency. If you mean how does a candidate get on the ballot, the answer is to submit a petition signed by some large number of registered votes, to the election commission in whatever state.
The Senate approves (or rejects) all Presidential nominations.100% Legislative Branch.
The Senate has the power to approve presidential appointments. == ==
The Legislative Branch can ratify treaties; The Senate approves Presidential Appointments
The Senate passes bills and approves treaties made by the president. The Senate also approves presidential appointments and jury in cases of impeachment.
The Senate has the constitutional responsibility of advise and consent for all presidential appointments.
The Legislative branch.
Senate
The US president appoints the justice and the US Senate approves the appointment.
the executive and legislative branch, respectively
The Senate approves (or rejects) all Presidential nominations.100% Legislative Branch.
the executive and legislative branch, respectively
us senate