The glycemic index predicts the way certain foods affect blood sugar levels.
This question does not make sense. If you are positive then you legally have to clarify that you are HIV positive. Please ask questions that are clear and concise. If it is a riddle then please do not put the question into the health category. Thanks.
Answer: It would not be a good idea to swim keeping in mind that I have never swum this far and that I am somewhat tired.
Explanation: A person who knows that he has not swum that far and is tired at the same time would not be a good idea to try to swim. Many people have drowned trying to swim at distances they have not done before and it is dangerous to do so if, above that, it feels tired.
Answer: d) it occurs after