challenge: What was the main objective of Major Alfred F. Holt's Union force during the Battle of Laredo?
  
  A. To escort a shipment of supplies to Brownsville, Texas
  B. To occupy the city of Laredo and its surroundings
  C. To capture Colonel Santos Benavides and his Confederate soldiers
  D. To destroy 5,000 bales of cotton stacked at the San Agustín Plaza
  Answer: 