A. Concave
B. Convex
C. Cylindrical
D. None
Submitted by: Yousuf Sanjrani
Correct Answer: B. Convex ✔
Last Updated: March 31, 2019
A. Concave
B. Convex
C. Cylindrical
D. None
Submitted by: Yousuf Sanjrani
Correct Answer: B. Convex ✔
Last Updated: March 31, 2019