Key research that guides the Creative Curriculum model includes research on
A. learning and classroom management
B. learning and discipline.
C. learning, resiliency, and the brain.
D. discipline and classroom management.

The answer is a but don’t quote me on that

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

Ik that weed can cause brain damage, but are you telling or asking?