How many judiciary districts are there ?

94

Explanation:

There are 94 federal judicial districts, including at least one district in each state, the District of Columbia and Puerto Rico. Three territories of the United States — the Virgin Islands, Guam, and the Northern Mariana Islands — have district courts that hear federal cases, including bankruptcy cases.

The correct answer is: Car and Automotive
Hence, this radical change and shunning of animal driven carriages gave rise to the industry of cars and automobiles and became the largest factor in the United States economy.