A. glucose is the building block
Steve is dead. Steves heart has stopped beating probably because his internal organs were damaged leading to low supply of blood. If the heart is not beating and he is not breathing it means he is dead.
The chances of heads as a result when flipping a penny will always be 50%. Although heads came up 99 times in a row, the events that occurred before will not affect the probability of the current event in terms of a coin flip.
There are 1 out of 2 chances of it occurring or 1/2. Divide that and multiply it by 100% to get the probability in percent. So the answer will be 50%.
The answer is B.