HIV testing is bad for you and can kill people who take hiv and can have a lot of blood lose
The reason that no alcohol is considered safe during pregnancy is because of the risk of fetal alcohol syndrome. Fetal alcohol syndrome occurs when the pregnant mother drinks excessive amounts of alcohol. The alcohol passes through the placenta and into the baby's blood stream.
The option about tobacco giving you superpowers might be the correct answer, but I'm leaning towards not. Unfortunately the rest of the choices are actually quite good, so it's kind of hard to tell which one is right. Tobacco does increase blood pressure and heart rate.