Verification involves which of the following :-

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✪ Choose the correct option.

Verification involves which of the following :-

i. Helps to check that we have built product right.
ii. Helps to check that we have built the right product. 
iii. Helps in developing the product 
iv. Monitoring tool wastage and obsoleteness.

A. Options i,ii,iii,iv are true.
B. i is true and ii,iii,iv are false
C. i,ii,iii are true and iv is false
D. ii is true and i,iii,iv are false.