Almost 3000 people died directly from the attacks (the official number, which includes the attackers) is 2996.
However, the actual death toll connected to the attack indirectly is bigger and it's harder to asses, as it lead to the US military actions in the middle East, searching for Osama Bin laden.
Answer:
C
Explanation:
Because it could get frightened and just jump in the way
They could use these animals to carry their supplies. They helped carry wounded soliders around as well
I believe the answer is: <span>a continuous reinforcement schedule; a fixed ratio schedule of reinforcement
</span> a continuous reinforcement schedule refers to the process of reinforcing a desired behavior every time it occurs.
A fixed ratio schedule on the other hand , refers to the process of reinforcing a desired behavior after it occurs several time.