This male lizard displays his brightest colors, inflates a rust-colored throat sack, and bobs his head up and down, all in an attempt to

Ascare away predators.
Bsignal a female lizard for breeding.

Verified Answer :

The answer is B.) They signal a female lizard for breeding. 
All these behaviors grab alot of attention! And females look for the brightest colors! So in other words... The handsomest lizard?

Baraq

Answer:

B) signal a female lizard for breeding.

Explanation:

Whenever this type of male lizard wants to signal a female lizard for breeding or mating, he displays his brightest colour,inflates a rust-colored throat sack, and bobs his head up and down, this will give a sign or attraction to female lizard. This process is otherwise known as copulatory courtship. In other words, it is a form of display that shows male lizard traits and abilities which in turn attracts female lizard for mating or breeding.