All of the following are powers and functions assigned to the executive branch except: a. grant pardons b. interpret the laws c. deliver state of the union address d. appoint ambassadors and supreme court justices

The Executive Branch has not been given the power to B.) interpret the laws. But the Executive Branch has been given the powers to grant pardons, deliver State of the Union addresses, and appoint ambassadors and Supreme Court justices. 

1. To veto, or cancel legislation. 
2. To grant pardons except in cases involving impeachment 
3. commander-in-chief over all US military forces 
4. To nominate people for high judicial and executive offices such as the cabinet secretaries foreign ambassadors and federal judges including the justices of supreme court Such nominations must be approved by the US Senate 
5. Makes treaties with the advice and consent of the Senate