How can feed stuff be considered a roughage

Here's link to the

cutt.ly/nz6VGda

Note:

I double checked

all of my work and made

sure that its correct!

(●'◡'●)

its like this, "if i give a plant an unlimited amount of sunlight,then the plant will grow to its largest possible size."

hope it let me know if it does or doesn't =^-^=