If the Amount of Athletic Shoes Purchased by Millennials and Members

If the amount of athletic shoes purchased by millennials and members of generation Z increase as they choose to purchase these types of shoes compared to other types such as sandals and hiking boots, this will likely

A) increase the demand for athletic shoes, because athletic shoes, sandals, and hiking boots are considered complements.
B) increase the demand for athletic shoes, because athletic shoes, sandals, and hiking boots are considered substitutes.
C) decrease the demand for athletic shoes, because athletic shoes are considered inferior goods and sandals and hiking boots are considered normal goods.
D) decrease the demand for athletic shoes, because athletic shoes are considered normal goods and sandals and hiking boots are considered inferior goods.