The answer is =
Any number divided by itself = 1
The Hamilton path the answer is B
Answer:
I dont know what the time is but multiply the minutes by 123 and then you get the amount of toys made in that time
A function is positive if it lies above the x axis.
This function is positive before x = -4, i.e. over the interval 
It is negative elsewhere, i.e. over the interval 
So, the only correct option is the second one.