Physical examination: A. Is generally not considered to be a reliable form of evidence. B. Can be used to test both tangible assets and documents. C. Is a means to verify that existing assets are owned by your client. D. Is a means of verifying that an asset really exists.

D. Is a means of verifying that an asset really exists.

Explanation:

The physical examination is an examination that is to be generally held for the assets. It could be verified by seeing the capacity, storage, cost or etc . But the examination should be done for those assets which really exist. Like plant and machinery, furniture & fixtures, etc

Whether these assets produced the prescribed number of units or not, the life of the assets, etc

Hence, the last option is correct    

answer(eu) is the correct answer;