A. a vertical (or almost vertical)
B. a downward sloping
C. a horizontal (or almost horizontal)
D. an upward sloping
Correct Answer: a vertical (or almost vertical) ✔
Last Updated: June 11, 2019
A. a vertical (or almost vertical)
B. a downward sloping
C. a horizontal (or almost horizontal)
D. an upward sloping
Correct Answer: a vertical (or almost vertical) ✔
Last Updated: June 11, 2019