In order for a physical barrier to be effective in preventing infection, the barrier must . A. Prevent the substance from entering the body, trap the substance when it first enters the body, or flush the substance out of the body B. Destroy the substance before it enters the body, prevent the substance from reproducing, or flush the substance out of the body C. Trap the substance in the body, remove the substance from the body, or prevent the substance from reproducing D. Flush the substance from the body, transport the substance in the body, or destroy the substance in the body Please select the best answer from the choices provided. A B C D

(A).

prevent the substance from entering the body, trap the substance when it first enters the body, or flush the substance out of the body

well god made humans for male and female to merry each other, and he does not hate gays he condemns it, and that's also the example jehovah's witnesses follow, we don't get involved with arguments or hate gays but we just condemn it. to find more information, you can go to our website jw.org and find more answers to your question just by tapping of the top right search bar and asking your question and then it will show you all the free bible publications that fit with you question, this site is entirely free and there fo anyone's usage.   ( i do not own jw.org)