When administering chest compression to someone whose heart has stopped beating, the heel of the hand should be placed on the sternum on a line drawn between the nipples. why would it be a problem if the hand was placed at a lower part of the sternum?

can you explain a little further maybe give multiple choice? ?

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.

answer; acquired mainly during early childhood;

answer; the people,; the elected officials;