Look at the food chain illustrated here. Frogs react very quickly to changes in their habitat. What would happen to the food chain if the frogs began to die off? A) The number of insects and grasses will get larger. B) The numbers of living things at each level will get smaller. C) The insect numbers would get larger; the grass numbers would get smaller. D) The number of snakes will get much larger; the insect number will get smaller.

So if all frogs were to die off, a valuable food source will go missing in the food chain of many animals around the world. ... The number of animals that eat the frogs will die off, then the animals that eat them will go hungry, and their populations will be devastated as well.

Explanation:

b.europe i believe because north america has 3 countries in a way and with all the stuff with illegal immagrants from mexico or whatever so i would say europe.

richard nixon led the investigation that resulted in alger hiss being convicted of prejury.