Which of these sentences explains the difference between convergent evolution and adaptive radiation?

Convergent evolution is when two completely separate organisms share a similar environment, and develop similar characteristics because of it, even through they did not both originally have this characteristic. 

Parallel evolution is when a characteristic is present in a common ancestor, inherited in two or more lineages descendant from that ancestry, and continues to develop similarly in those descendant lineages.

Putuitary gland maybe i think so

Here is your answer:                                                                                                                                                                                                                                                   formula for volume: base*width*height=                                                                                                 5*2*10=100                                                                                   your answer is 100cm.