Answer:
the frog won't have nothing to eat then they will die and the snake won't eat the frog.
Explanation:
Alveoli are found in lungs and exchamge O2 and Co2 !!
so answer is last one !!
Earth's service would be bare. There would no longer be life and all water ways would become dried up due to the intense ultra-violent rays of the sun.
The correct answer is oceans