Final answer:
The launch of Sputnik was a shock to Americans because it raised fears of technological inferiority, military surveillance, and potential nuclear threats.
Step-by-step explanation:
The launch of Sputnik was a shock to Americans because it raised fears in several areas, including:
- The fear of technological inferiority: The successful launch of Sputnik by the Soviet Union showed that they had surpassed the United States in space technology, leading to concerns about American technological capabilities.
- Concerns about military surveillance: Some Americans feared that Soviet satellites could be used for military purposes, including spying on American territory.
- Anxiety over potential nuclear threats: The launch of Sputnik raised fears that the Soviet Union could potentially use satellites armed with nuclear weapons against the United States.
Therefore, the correct answer is d) All of the above.