Eileen checks her email every day at 8am hoping to get mail from friends. Some days she gets mail; other days she doesn’t. This best illustrates which schedule of reinforcement? a) fixed ratio
b) variable ratio
c) fixed interval
d) variable interval

its b i googled it wish u luck

hello,

question- which is one way that muslims scholars contributed to the scientific recolution?

answer- well you see in the religion islam the religion muslims practice there was the prophet muahmmed peace be upon him who did good things such as sit in a sertian posotion to use the toilet which then the scientist of this generation later found that it was good for you there are many more things like this.

important- if my answer was enough for you to understand mark me as brainliest you and have the best day ever!

the answer your looking for is c. : )

money is the anwser i think