Rocket important kerosene heater teacnology
<span>technological advances that lowered transportation costs dramatically</span>
Answer:
19 militants associated with the Islamic extremist group al Qaeda hijacked four airplanes and carried out attacks against targets in the United States. Two of the planes were flown into the twin towers of the World Trade Center in New York City, a third plane hit the Pentagon just outside Washington, D.C
The correct answer I believe is D
