Answer with explanation:

The largest degree of numerator is 7 , while the largest degree of denominator is 4.So, as we know

→So, order of the function is the highest degree in the function raised to power.Highest degree is 3,when you will reduce the function in Expression form.
So, Degree=3
Order=1
I think it is negatively skewed
The stock market increased 75 point: = +75 or 75
I believe at the most, it can be near 16k years old.