I would say 60 feet. Yards is what you would use to measure a foot ball field. It's way to big of a measurment for a telephone pole. Feet make sense because they are not to big, but not to small.
~Silver
24 hours it is caused by gravity
Groundwater contamination occurs when man-made products such as gasoline, oil, road salts and chemicals get into the groundwater and cause it to become unsafe and unfit for human use. ... Road salt, toxic substances from mining sites, and used motor oil also may seep into groundwater.
(Didn’t apply the statements so I answered the question hope I helped!)
Mark as brainliest please!~
