Which characteristic is used to measure the amount of light radiated by a star? A. size
B. color
C. luminosity
D. temperature

The answer is c
Luminosity

It’s C! luminosity :))

Supply is the markets term for selling a specific quantity of products at various prices. the law of supply and demand is the one which affect the pricing and also the quantity the market is able to produce or make available.

Ansa new gas is observed in the form of bubbles;