DIRECTIONS: Fill in with the missing word/s to complete the paragraph below. Choose the words in the box below. Write your answer on a separate sheet. Waste of time diagnose wise technician final judgement investigate attempting expenses effort repair failure further trouble Before (1)_ to do repair, (2) first or find out what really is the trouble with the equipment. A (3) will thoroughly (4) - all possibilities of trouble before giving the (5) to replace a certain electrical component in the circuit. With this practice, repair failure, (6) and (7) are avoided. This could save the client and the technician from (8) (9) and (10)​