36. Best ballast contains stones varying in size from

By /
A. 1 to 4 cm
B. 1.5 to 4.5 cm
C. 2 to 5 cm
D. 3 to 6 cm
✅ The correct answer is option C.

Related Posts

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top