purview

[Eugene2114]

Hi,
In the excerpt below, which would be the best one-word substitute for "purview" - 'supervision', else..?
Thank you.
“I have experienced parents and coaches attitudes, demeanors and actions crush young players. The result is not victory.”
"In decades past, youth sports took place in sandlots, out of the purview of adults..."

[Beeesneees]

influence or concern, perhaps.
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Cheers m' dears!