If the CBR value obtained at 5 mm penetration is higher than that at 2.5 mm, then the test is repeated for checking, and if the check test reveals a similar trend, then the CBR value is to be reported as the

If the CBR value obtained at 5 mm penetration is higher than that at 2.5 mm, then the test is repeated for checking, and if the check test reveals a similar trend, then the CBR value is to be reported as the

• A. mean of the value for 5 mm and 2.5 mm penetration 
• B. higher value minus the lower value
• C. lower value corresponding to 2.5 mm penetration
• D. higher value obtained at 5 mm penetration

 

The correct answer is option D. higher value obtained at 5 mm penetration. Can you explain this answer in the comments?

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