Columbia River. To aid ship and barge navigation, locks have been built along the lower Columbia and its tributaries, and dredging has opened, maintained, and enlarged shipping channels. Since the early 20th century, dams have been built across the river for power generation, navigation, irrigation, and flood control.
The Columbia River has been equipped with locks.
What can you conclude about the claim "Columbia River. To aid ship and barge navigation, locks have been built along the lower Columbia and its tributaries, and dredging has opened, maintained, and enlarged shipping channels. Since the early 20th century, dams have been built across the river for power generation, navigation, irrigation, and flood control." if the evidence is "The Columbia River has been equipped with locks."?

Options: 

 - supported

 - refuted

 - not enough information
supported
What can you conclude about the claim "Columbia River. To aid ship and barge navigation, locks have been built along the lower Columbia and its tributaries, and dredging has opened, maintained, and enlarged shipping channels. Since the early 20th century, dams have been built across the river for power generation, navigation, irrigation, and flood control." if the evidence is "The Columbia River has been equipped with locks."?

Options: 

 - supported

 - refuted

 - not enough information
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