Henry Ford was the first man to create the concept of the assembly line. This was when every employee was responsible for assembling only one part on Ford's cars. The assembly line was able to ramp up production and turned thousands of cars every month which resulted in more profits for Ford.
All of the following are low-latitude climates except "<span>d. humid tropical," since the only categorization of this area would be "humid subtropical," due to its proximity to the equator. </span>
It was signed in the state Wyoming
D. The Eisenhower Doctrine. It allowed Middle East countries to request U.S. aid if they were being threatened by an armed aggression. The doctrine added emphasis to the already existing containment policy.