Smart watches have increased in popularity over the last 20 years. The demand increase enticed more companies into making their own line of wearables. Companies like Garmin, Apple, and Fitbit decided to enter the market because of a message in the form of a ___, producing an incentive to ___
a. Fall of the price in the prediction market for smart watches; increase supply of smart watches
b. Rise in the price of inputs for smart watch production; decrease supply of smart watches
c. Rise in price of smart watches; increase supply of smart watches
d. Fall in price of smart watches; decrease supply of smart watches