Answer:
D. all of the above
Explanation:
It will help him be sure of the product
C. they grow quickly due to the chemicals
Answer:
7/4
Explanation:
To find slope you subtract the first y value from the second y value and divide that number by the first x value subtracted from the second x value.
The equation is: 
You can simplify this to: 
Your answer is 7/4 as a fraction and 1.75 as a decimal.
Hope this helps!