Answer:
im pretty sure its :The quest for land,wealth and adventure, The discovery of gold, the Homestead Act, and increased immigration
i hope I remembered right :)
Explanation:
Beginning in 1950, US involvement increased from just assisting French collision forces to providing direct military assistance to the associated states (Annam, Tonkin, Laos, and Cambodia). In May 1961 Kennedy sent 500 more military advisers, bringing American forces there to 1,400.
The development of railroads allowed people to travel to Florida more easily from northern states during cold winter months, so that they could enjoy the warm weather. As a consequence, tourism industry expanded in Florida, which caused an increasing rate employment in the area, especially in the hotel business.
The most ethical response if an experiment fails to confirm a hypothesis is to revise the hypothesis and develop a new experiment to test it. The correct answer is A.