What is basic pricing of options ?

Pricing of options means pricing of premiums. How premiums are fixed? What are the factors that go into building up of premium?
Option premium is also known as Option price or option value. It should be clear that, once we have a strike price, it is constant, we trade in the market is option premium. Like any
price, option premium is also governed by forces of demand and supply.
What are basis determinants of option pricing ?
  • Spot price of underlying
  • Strike Price
  • Volatility of the underlying
  • Time left for expiration
  • Interest rates