Alphonse and Justyn Joined a Group of Environmental Activists Who

question 83

Multiple Choice

Alphonse and Justyn joined a group of environmental activists who marched in front of the Canadian Parliament buildings and then in front of the Alberta Legislature to protest the further development of the "oil sands" in Alberta.According to the text,why is extracting oil from bituminous sands,or "oil sands," a contentious process?

• A) It is very dangerous to human workers because of the fumes and gases emitted during the extraction processes.
• B) It produces more greenhouse gas than conventional oil extraction processes.
• C) The cost of extraction is much higher than conventional oil extraction processes.
• D) It contributes to the overall high price Canadians pay for fuel.

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Definitions:

I/O Rack

A physical framework used to organize and protect input/output modules and other control components in an automated system.

Shielded Twisted Pair Cable

A type of cable in which the pairs of conductors are twisted together for the purposes of canceling out electromagnetic interference from external sources, with an additional shield to further protect against interference.

Thermocouple Inputs

Inputs that receive signals from thermocouples, which are temperature-measuring devices consisting of two dissimilar metals joined together, generating a voltage related to temperature.

Electrical Noise

Undesired noise overlaid on a meaningful signal, making its informational content difficult to discern.