In a prominent model of self-administration developed by George Koob, rats are allowed to self-administer cocaine for either 1 hour each day (short access) or 6 hours each day (long access).
Answer:
producers need to know that consumers want so they can sell more and make more profit
Explanation:
hope this helps
Answer:
25%
Explanation:
during the great depression of the 1930s, the unemployment rate reached more than 1/4 (25%) of the labor force.
Answer:
false
Explanation:
not all parents are traditional
