The thing which neck rolls communicate in hip hop dance is A. Indifference.
<h3>What is Dancing?</h3>
This refers to the method of self-expression where a person moves his/her body in a certain way.
Hence, we can see that based on the genre of music called hip hop, when a person does a neck roll, this is used to show that the person does not care, which is also indifference, option A.
Read more about dancing here:
brainly.com/question/20725816
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The nervous system is the most important body system and the heart is the most important muscle
The lens helps the eye to focus on images.
"The Lens. The lens is composed of transparent, flexible tissue and is located directly behind the iris and the pupil. It is the second part of your eye, after the cornea, that helps to focus light and images on your retina."