Please help One of the effects of the space program was that
A. Americans felt a sense of superiority over the Soviets
B. Technology improved and was used in the day to day lives of citizens
C. Global tensions ceased as countries began to cooperate to improve space travel
D. Astronomy became a required class for high school students​

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the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.