Which of these advertisements uses a trick to try and get you to buy a product? a. this product blocks ultraviolet rays. b. everyone is using this product. c. many people enjoy using our product. d. this product will protect you from loud noises.

What is the proper way to determine that someone is unresponsive before administering cpr

During polarizacion potassium has a blank charge sodium has a blank charge and calcium has a blank charge

Answer in a couple of paragraphs, 1 or 2 at the most if anything! 20 points + brainliest--> explain what all the systems in your body do to work together < --list of systems needed: circulatory systemrespiratory systemdigestive systemexcretory systemnervous system