Final answer:
Toothpaste is a common use of minerals, containing abrasives like calcium carbonate and fluoride, which helps prevent cavities and maintain dental health. Option a.
Step-by-step explanation:
The common use of minerals in everyday life can be seen through products like toothpaste. A typical toothpaste option a, contains abrasives such as calcium carbonate and various silicas that help in removing plaque from the teeth. Fluoride is another crucial mineral component in many toothpastes, providing beneficial effects on the formation of dental enamel and preventing cavities. Other everyday items that may contain minerals include salt in foods, cosmetics, and medicines, demonstrating the versatile and ubiquitous nature of minerals in our daily lives.