A scientist compares the bone structure of the bird wing to that of a bat wing, and observes that the same bones are present in each animal but with variations in thickness, length, and shape. What evidence of evolution is this an example of

the answer would be d

fkk you n*gga

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.