The shape is connected in parallel so;
5.1) Ans;
5.2) Ans;
I hope I helped you^_^
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
Below are the choices and the answer is <span>B.
</span>a.) Models can be changed by scientists who are more famous than previous scientists.
<span>b.) As technology advances, new experiments often expose problems in accepted theories. </span>
<span>c.) Scientists tend to value new theories because they are more exciting. </span>
<span>d.) A newer theory is more valid because it uses more mathematics. </span>