question: OPTIONS:
- yes
- no
Until 1998, the network carried a variety of American programs in addition to its core Canadian programming, directly competing with private Canadian broadcasters such as CTV and Global.
What foreign programming is shown on the CBC after 1998?

answer: no

question: OPTIONS:
- yes
- no
Two crystal modifications of uranium hydride exist: an form that is obtained at low temperatures and a form that is created when the formation temperature is above 250 C.
At what temperature range in degrees Fahrenheit will uranium metal form uranium hydride?

answer: no

question: OPTIONS:
- yes
- no
Since 2013, to refer to the City particularly in relation to government campaigns, the abbreviation CDMX has been used (from Ciudad de Mexico).
When did the abbreviation CDMX begin to take hold?

answer: yes

question: OPTIONS:
- yes
- no
The electrolysis of water is a simple method of producing hydrogen.
What is an easy way to produce hydrogen?

answer:
yes