Final answer:
correct option is c
Complementary goods do not directly affect the supply of a product, they mostly impact demand. Other factors like substitute goods, price expectations, number of suppliers, and changes in resource prices can affect the supply.
Step-by-step explanation:
In the context of supply in economics, all mentioned factors could potentially impact the supply of a good or service except for option E, Complementary goods. The concept of complementary goods primarily influences demand, not supply. Complementary goods are products that are often consumed together, like cereal and milk. If the price of one good changes, it impacts the demand for its complement.
However, other factors like the number of substitute goods, price expectations, the number of suppliers, and Changes in resource prices can indeed influence the supply of a product. For example, an increase in the number of suppliers or a decrease in resource prices could result in a greater supply being available in the market.
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