A. Space250
B. Freedom Train
C. America’s Block Party
D. Digital America Expo

Detailed Explanation:

One of the flagship America250 programs was America’s Block Party, encouraging communities across the country to celebrate locally through public events, performances, and civic activities.

Important Exam Facts

• Program: America’s Block Party
• Scope: Nationwide
• Purpose: Community celebration

Related Questions & Quick Answers

• What was America’s Block Party? — A nationwide community celebration.
• Was it held nationwide? — Yes.
• Who could participate? — Communities across the USA.