Respuesta :
Because the two brands are interchangeable, they buy more shoes from the second competing manufacturer at given low price.
In the viewpoint of the purchaser, substitute items are same, similar, or equivalent to some other commodity. Customers' demands can be met completely or partially by substitute items. As a result, the customer feels they may be substituted for one another.
So,
Option "B" is the correct answer to the following question:
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