Is this right?
I think there all prime numbera.

What is one way in which an active listener can confirm understanding of a message?

What system have glands found throughout the body that release hormones into the bloodstream

*edit* i took the test and i picked a and it was incorrect for its c! rank the following suggestions for preventing std, in order of increasing effectiveness. 1) using latex condoms properly 2) using spermicidal foam or jelly with a monogamous partner 3) abstaining from sexual intercourse and genital contact a. 1, 2, 3c. 2, 1, 3