Opponents of the Keystone XL Oil Pipeline Contend

Multiple Choice

Opponents of the Keystone XL oil pipeline contend

A) the pipeline will transport the cleanest oil on earth.
B) that the process used to extract oil from tar sands creates the dirtiest oil on earth.
C) that oxygen emitted in the process will cause damage to the atmosphere.
D) that the process uses little energy to extract the oil, but is too costly to produce.
E) that the Canadian oil flooding the market will raise gas prices.