<span>There are 6 basic machines and one of which is a screwdriver, now the question asks about the effects these hand tools can have in our health. From the given choices in this item, the most likely answer would be "it lowers the risk of injury", the answer is letter D. However, this can only be done considering that an individual is knowledgeable about the way of using it.</span>
It would be A, with out water we would dry up and die, being that our body is 70 some percent of water