Blacks were the least group for aid.
<span>vascular bundles arranged in a ring</span>
Answer: the correct option is c
Explanation:
Answer: A cylindrical grinder may have multiple grinding wheels. The work piece is rotated and fed past the wheel(s) to form a cylinder. It is used to make precision rods, tubes, bearing races, bushings, and many other parts.
The last one unemployment will automatically decrease