What does the boring mean?
A. a process of making a hole in an object
B. a process of enlarging a hole which is already in an object
C. a process of finishing an existing hole very smoothly and accurately in size
D. None of the above
Answer:B
What does the boring mean?
A. a process of making a hole in an object B. a process of enlarging a hole which is already in an object C. a process of finishing an existing hole very smoothly and accurately in size D. None of the above