A portfolio is comprised of 35 securities with varying betas. The lowest beta for an individual security is .74 and the highest of the security betas of 1.51. Given this information, you know that the portfolio beta:

must be 1.0 because of the large number of securities in the portfolio.

must be less than the market beta.

will be greater than or equal to .74 but less than or equal to 1.51.

will be between 0 and 1.0.

is the geometric average of the individual security betas.