The Answer would be D or "all of the above" If you ever see a question that says all of the above, use the strike through method and if there is more then one that you are sure is correct, pick all of the above! Such as we know it can be hard or even impossible for a women using drugs to have a child, and if the child made it, its very unlikely to be healthy. The changed hormone levels are also quite obvious because the drugs can change your hormone balance, and mess with the chemistry of your brain.
I'm a dancer, and I know that without the agility to transition between different dance moves quickly, you can't travel as far. Sorry if this is wrong, I'm not 100% sure. Hope this helps, good luck!
