C). It failed to poll poor voters, because the names of the mailing list for the poll were taken from phone directories/magazine subscribers/etc., which tended to just be composed of middle-class/upper-class voters since they were the ones who could afford it
The name of the first satellite put into orbit by the United States is called Explore 1 and was put into orbit in January 31, 1958.
I need help on this too ???
First goes 2, 3, 1 and lastly goes 4
