Answer:
Ayurveda ..............................................................................
I would say LUNGS as when you are smoking marijuana you are usually inhaling it into the lungs
Studies between the effects of marijuana on the brain are still in progress but I don’t think you will get brain cancer from smoking so I would say the lungs on this one
Everything, DNA is the biggest part and role of your body without DNA you wouldn't be alive today.
An important part of research into mental rotations (namely the field of neurology that studies how our brains perceive figures in 3-D or 2-D and how they decide whether 2 object have the same shape) in the early days regarded the speed of recognition; it was found out that there is an increasing function relating angle of rotation and speed of the observer. This means that the more the object was rotated from its initial position, the more time was needed to decide that it is the same shape. Hence, correct is the first choice, since the inequalities in time have to be satisfied by the angles (in that order).