1. The two things which do not allow for a complete market for the allocation of risk to exist are ___________________ and ____________________.

2. In reality, the range of a stocks possible returns is ____discrete/continuous___, the most common such distribution is the _______________________ distribution, and the most common measure of such volatility is the _______________________.

3. For an asset or portfolio of assets, the expected return is represented by its ________________ and its risk by its _____________________.

4. A term commonly used to refer to the riskiness of a security is its _______________.

1. Define the following terms:
   1. Option
   2. Call
   3. Put
   4. Strike Price