HELP ME PLEASE I NEED IT NOW

One of the vertebrates that the toads would eat possibly. The roads weren't natural to the enviorment and were introduced to it as an invasive species, meaning the animals that were already in the enviorment might not know how to survive against them as they haven't hap experience with them before. That could lead to the toads easily being able to eat and then breed more toads, which then eat more of the butterflies, ladybugs, and caterpillars that would have little to no defenses against them prepared. Let alone, this could lead to the toads getting rid of nearly all or all of them.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

the correct answer is d