Who pays for the Supreme Court judges' salaries?

Congress must approve all Supreme Court justice salary increases. Since 2001, all justices received annual salary increases except in 2007. That year their salaries stayed at the 2006 levels of $212,100 for the chief justice and $203,000 for associate justices

Explanation:

all of the choices are correct

500 books can be produced by one man and a printing press within 5 months, while a copyist can only produce one in the same amount of time