A non-sexual method can be by blood transfusion. If you take blood from someone who has HIV and use it on yourself you will get HIV. Same goes for injecting spinal fluid or any other bodily fluid. You cannot however transmit it by shaking hands with someone, or by sharing the toilet with someone or anything similar.
The answer is D. Zygote. The zygote has not gotten to the state of forming a fetus.
<span>A person who hasn't smoked for two hours and is irritable is showing symptoms of withdrawal and addiction. C and D
HOPE THIS HELPS! ^_^</span>
