Which of the following is NOT true about gamma?

Group of answer choices

A highly positive or highly negative value of gamma indicates that a portfolio needs frequent rebalancing to stay delta neutral.

Gamma measures the rate of change of delta with respect to the underlying asset price.

A big positive value of gamma indicates that a big movement in the underlying asset price in either direction will lead to a big loss.

The magnitude of gamma is a measure of the curvature of the portfolio value as a function of the underlying asset price.