Analog wave signals are continuous, if something is disrupted they have to be restarted. Digital wave signals can more easily pick up at the exact point the signal is dropped if something goes wrong. Digital wave signals are more reliable.
Answer:
a lack of resources and stability can be a major factor for this situation, meaning they dont have much of a choice. they become a nuisance to richer clients and are therefore removed and dumped away.
A characteristic that helps an animal survive is called an adaptation.
Let's take a frog, for example.
It has strong leg muscles to be able to jump out of the water, snatch prey, and return quickly. It has cameoflague to hide itself from predators and sometimes even poison. It has a see-through eyelid of sorts that acts like goggles to let it see underwater and still keep debris out of its eye...et cetera.
It adds bases in only one direction.
The correct answer is true.
Hope that helps, even though I am late.