<prompt> The most reliable criteria in Gustafsons criteria isRoot resorptionParadentosisTranslucency of rootAttrition  <response>: Gustafsons criteria: age determination using secondary changes in teeth. A. AttritionP. Paradentosis S. Secondary dentin - 2nd most reliable R. Root resorption T. Transparency of root - most reliable B. Cementum opposition 