Q: Answer this question:

when was the old world trade center built??

A: between 1975 and 1985

Q: Answer this question:

how much money does the nih invest annually in medical research??

A: US$26.4 billion

Q: Answer this question:

where is 702 area code located in california??

A: Clark County, Nevada

Q: Answer this question:

who directed the musical episode of grey's anatomy??

A:
Tony Phelan