Dental Although standarize technique is simple and rapid but not used frequently because: A Inaccurate technique. B Relies on inherent shape of file to give shape of canal. C Accessory canals are not removed efficiently. D All of the above. 💡 Explanation Although standarize technique is simple and rapid but not used frequently because: ✓ Correct Answer: B. Relies on inherent shape of file to give shape of canal.