The mineral should be hard and tough to resist scratching and have beautiful clarity or colour. The value is based on rarity and rare quality.
Answer:
non-infectious
Explanation:
You cannot be infected by another person with diabetes.
If the image shows a hand nurturing a plant, with the purpose to persuade people to take care of Earth, this is a visual example of C. rhetoric, or to be more precise, visual rhetoric.
Rhetoric is used with one purpose mostly - to persuade. So this would be the correct answer.
Semiotics is simply the study of meaning, whereas logos visual are just logos.