Did the supreme court rule that congress exceeded its constitutional authority in passing the civil rights act of 1964?

No, it did it over the Civil Rights cases in 1883.

Explanation:

The Civil Rights cases were a group of five cases in which the United States Supreme Court restrain the thirteenth and fourteenth Amendment powers to avoid racial discrimination by private individuals.

With the pass of the years, the ideas provided by that Court shifted and finally, in 1964, Congress passed the Civil Rights Act that outlawed discrimination and racial segregation on employments, schools, and public accommodations.

I hope this answer helps you.

i believe your answer is d)

d.

the northwest territory became the most densely populated area in the u.s.