The answer is B. Fragile… Osteoporosis is a condition that makes bones more fragile. ( risk of breaking easy)
The drug can be laced and made poorly. You never know what is put inside of it because it is not a law in the U.S. to tell your buyer what is put inside of it unless they ask. Also sellers of ecstasy usually are not selling what they tell you. Most of the time they are selling you MDMA.
<span>the ability of the heart and lungs to supply oxygen to the body</span>
I agree with NeverGiveUp, it must be onion. It's a crop, it certainly seems tough and dry, but its defense system makes us crying when we want to cut it :)