I think it is b traction control
Answer:
The National Labor Relations Board a. enforces antitrust laws against unions enforces workers' rights to unionize.-d.
Answer:
They are both right because Barack Obama was the one who elected the justices into the Supreme Court but they are of course in no way connected to Barack Obama except for the fact that he was the one who elected them into the court.
Your answer is they can protect democratic freedoms