Answer :
The number of sellers or competitors in a market is a determinant or shifter of the supply curve.
Who is a seller?
A seller can be defined as a person selling their goods or services to the people in the market. A seller can be an individual, a wholesaler, or an enterprise.
The change in the supply curve can be defined as the relation between the price of the commodity and the number of suppliers.
As a new competitor or new supplier enter the market, there will be a consequence ship in the supply curve, and they change the moment from the upward and the downward slope.
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