The rise and fall method for obtaining the reduced levels of points provides a check on
1. Foresight
2. Backisight
3. Intermediate sight
Which of the above statements are correct?
1
1 and 2 only
2
1 and 3 only
3
2 and 3 only
4
1, 2 and 3
The rise and fall method for obtaining the reduced levels of points provides a check on
1. Foresight
2. Backisight
3. Intermediate sight
Which of the above statements are correct?