A conference committee is made up of those members from the House and Senate that originally considered the bill.    So the answer is: C. joint committees perform investigative or house keeping duties; conference committees iron out differences in bills from both houses. .7 people found this useful. conference committee is made up of those members from the House and Senate that originally considered the bill.    So the answer is: C. joint committees perform investigative or house keeping duties; conference committees iron out differences in bills from both houses. . 7 people found this useful.
Virgin America's principal base of operations and the fifth largest hub for United Airlines, San Francisco International Airport flies hundreds of thousands of passengers each year to popular international destinations such as London, Hong Kong, Seoul and Frankfurt, in addition to 76 domestic destinations.
It is Arizona's largest and busiest airport, and the largest commercial airport in the American Southwest. The airport is the primary regional hub and gateway for Mexican and Hawaiian departures for Tempe-based US Airways and is a focus city for Southwest Airlines. US Airways is the airport's largest carrier. In 2012, the airport served 40,421,611 passengers, making it the ninth busiest in the United States in terms of passengers and one of the top 15 busiest airports in the world with a 90 million dollar daily economic impact.