Consider the following statements in respect of ‘mixers’1. Mass batch mixing of ingredients is the most desirable method.2. Charging all materials into a drum mixer is done ‘at once’.3. The quantity of material fed into a mixer should be not more than the quantity that can be used in less than 30 minutes after completion of mixing.4. Reversing mixers have less capacity than tilting mixers.5. In large mixers, additional time of mixing is allowed.Which of the above statements are correct?

• A. 1, 2 and 3
• B. 1, 3 and 5
• C. 2, 3 and 4
• D. 2, 4 and 5