HELP I NEED URGENT HELP! THIS IS DUE IN 5 MINUTES Anyone know what this is?!?! It’s not a coral, it’s not a plant and it has no brain nor central nervous system.
Please help!!!

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

answer; i believe the correct answer is (a)0