cabinet
The cabinet and executive office of the President serve as the main sources of advice for the President.
The group that advises the President is his Cabinet. They are chosen by him to head the executive agencies and give him advice.
I am not sure what "specialized" means here. The President get advice from his cabinet, from the White House staff and the joint chiefs for military advice. Many of them have special skills and knowledge. Some of them were picked for their service to the President's election campaign .
cheese
That would be called the presidents cabinet. It's designed to help the president make political decisions and give him advice.
This group is called the President's Cabinet.
The group that advises the President is his Cabinet. They are chosen by him to head the executive agencies and give him advice.
The group of advisers that meet with the US president are collectively called the cabinet.
This group is called the electoral college; its members are called electors and the votes it casts are called electoral votes.
The President's Cabinet refers to the secretaries who manage the 15 major executive departments of the US government. Up until say 80 years ago, the group had regular cabinet meeting with the President , the problems of the day were discussed and suggestion were made on how to solve them. Modern president rely more on their large White House staff for advice on what the President should do.
The Secret Service
The president's Cabinet is made of the secretaries of the various departments of government. The president also had a White House staff and the joint chiefs of staff for military advice.