Stage in production process, where manufactured goods are checked; whether units are acceptable or not is classified as

rework point
inspection point
spoilage point
scrap point

The correct answer is: B. inspection point

An inspection point is a stage in the production process where manufactured goods are checked to see if they are acceptable or not. This is done to ensure that the goods meet the required quality standards and to identify any defects that need to be corrected.

Rework point is a stage in the production process where defective goods are repaired or reworked to make them acceptable.

Spoilage point is a stage in the production process where goods are spoiled or damaged and cannot be used.

Scrap point is a stage in the production process where goods are scrapped or discarded because they are not acceptable or cannot be repaired.

In conclusion, the correct answer is: B. inspection point.