I WILL GIVE BRAINLIEST Which two structures are connected by the ear bones?

eardrum and stirrup
stirrup and auditory nerve
auditory nerve and cochlea
cochlea and eardrum

What should be changed to make the following sentence true? "the stress model suggests that people with a predisposition for a disorder are more likely to develop the disorder when faced with stress."

Mary is 14 year old her resting heart rate is 70 beats per minute. calculate 50% of mary's maximum heart rate to fine her target heart rate

Which is an example of a long term fitness goal?