41 y/o female who is experiencing foot pain after her horse stepped on her foot

What type of animal might be preserved in a tar pit

Which hypothesis most likely inspired leeuwenhoek’s experimentation with new technology? if the amount of magnification is correct, then an individual germ can be seen, because individual germs exist but are too small for human eyes. if the amount of magnification is correct, then wounds can be kept clean of germs, because wounds are often infected during surgery. if the correct medicine is used, then a certain disease can be cured, because different diseases are caused by different germs. if the correct medicine is used, then germs can be grown until they are large enough to see, because most germs are too small to see in nature.

Decide if the events a or b are mutually exclusive or not mutually exclusive. a date in philadelphia is selected. a: it rains that day b: it snows that day