Other than the u. s supreme court, all federal courts were established by

The correct answer is Congress.

Congress is granted this power in Article III Section 1 of the United States Constitution. These federal courts help to solve issues between different states and reduce the amount of cases that the Supreme Court needs to hear on a yearly basis. There are several different federal courts all over the country. They are organized by geographic region.

i would go with the last one

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)