If a * b * c =(√(a + 2)(b + 3)) / (c + 1), find the value of 6 * 15 * 3.	Choose the correct choice from the following options:
A) 8 B) 5 C) 11 D) 3 E) 4
6 * 15 * 3 = (√(6 + 2)(15 + 3) )/ (3 + 1)   = (√8 * 18) / 4   = (√144) / 4   = 12 / 4= 
<gadget id="calculator">12 / 4</gadget>
<output>3</output>
3.   Answer is 3.
<result>D</result>
If a * b * c =(√(a + 2)(b + 3)) / (c + 1), find the value of 6 * 15 * 3.