A. testing of stones
B. quarrying of stones
C. dressing of stones
D. none of the above
Correct Answer: quarrying of stones ✔
Last Updated: January 04, 2019
A. testing of stones
B. quarrying of stones
C. dressing of stones
D. none of the above
Correct Answer: quarrying of stones ✔
Last Updated: January 04, 2019