Mag-bigay po kayo ng mga 20 or 15 na magagalang na salita :))

Native americans, the aboriginals of australia, sub-saharan african cultures

The statement is correct because if there is a bunch of noise around you and you are focusing on the noise you will not comprehend your questions and lessons nor will you be able to get the proportion information you need and you will likely spend many more hours on work than normal than if you could ignore the sound