What is the sum of the different positive prime factors of 450? Choose the correct choice from the following:  A) 10  B) 11  C) 15  D) 16  E) 18
450   45*10 --&gt; 5*3*3*2*5 --&gt; 5+3+2=10. Remember its asking for the DIFFERENT positive prime factors of 450.   10
<result>A</result>
What is the sum of the different positive prime factors of 450?