I need help ill give brainlist if right look at the screen shot

Brainliestttme : )why was the launch of sputnik in 1957 important? -most in the u.s. had not thought the soviets were capable of producing satellite technology.- it made clear that the u.s. space program was dominant.- most in the soviet union had not thought the u.s. was capable of launching manned aircraft. -it established the fact that a more dangerous hydrogen bomb could be created.

At the time of hitler's 1939 invasion of poland, the us had a policy of appeasement negotiation opposition neutrality

Why would the rumor of a government contract change the value of this companys stock