Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
The answer is A focal point. I is <span>the point at which rays or waves meet after reflection or refraction, or the point from which diverging rays or waves appear to proceed.</span>
A. when a specific food was invented
Your answer is Using everyday materials or what is seen. Another would be to accept the role of <span>an object in an acceptable space also between two objects.
Hope i helped :)</span>
