Answer:A. Senate must approve the budget with a supermajority vote (60 out of 100 votes), and rarely does one party hold 60 seats.
Explanation: It is require by the constitution for budget to approved by the Senate before the executive can start implementing the budget.
Each department comes before the Senate committees to defend their part of the budget allocated to them, so the committee screen and scrutinize the planned spending.
The last stage is when the whole Senate vote to approve the budget, if the votes is 60 above out of 100 the budget stands approved.