Sasha and Donnel run separate lawn care business. Sasha's charge is represented by the curve and Donnel's is represented by the line. Sasha charges $1 per meter
square of lawn, and Donnel charges $1 per perimeter side.
Choose the appropriate equation for Sasha and Donnel respectively:

y= 4x^ , y=x
y= 4x , y=x^
y = x^ , y=4x
y= x , y= 4x^