100 patients presenting with suspected Coeliac disease chose to take part in a study which was looking at the validity of a new immunology blood test for Coeliac disease. Out of these 100 patients, 70 had a negative test result. Of the 20 patients who had Coeliac disease, 6 had a negative result.

Please work out the specificity of the new test and select the correct answer from the list below.

Each answer is rounded to 2 decimal points.

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