Upon Reaching Congress,what First Happens to the President's Budget Proposal

Upon reaching Congress,what first happens to the president's budget proposal?

A) It is subjected to floor debate.
B) It goes to the House and Senate budget committees.
C) It is reviewed by the Office of Management and Budget.
D) It is marked up by the full Senate before moving to the House.
E) It is referred to the House and Senate appropriations committees.