All of them!
Composite subatomic particles (such as protons or atomic nuclei) are bound states of two or more elementary particles. For example, a proton<span> is made of two up </span>quarks<span> and one down quark, while the atomic nucleus of </span>helium-4<span> is composed of two protons and two </span><span>neutrons</span>
The answer to this question is option D
Answer:
<h2>Mechanical waves require material medium to be able to travel .</h2>
In the fastball reproduction, my response times started to get littler after some time. Variables that may have ascribed to the variety I saw more than ten trials were that I comprehended what to do simply after the first trial and that I was expecting the ball more.