question: OPTIONS:
- yes
- no
At standard temperature and pressure, hydrogen is a colorless, odorless, tasteless, non-toxic, nonmetallic, highly combustible diatomic gas with the molecular formula H2.
What is the molecular make-up of hydrogen?

answer: yes

question: OPTIONS:
- yes
- no
Thus different departments need different views of the company's database.
How many different external views of data are there?

answer: no

question: OPTIONS:
- yes
- no
First, the catalog of infectious agents has grown to the point that virtually all of the significant infectious agents of the human population have been identified.
What must an infectious agent do to cause disease?

answer: no

question: OPTIONS:
- yes
- no
Today, there are an estimated 683,000 Afro-Spaniards in Spain.
Where do Afro-Spaniards come from?

answer:
no