If 45-[28-{37-(15-*)}]= 59, then * is equal to:	Choose the correct option.
A) -29
B) -19
C) 20
D) 29
E) 39
45-[28-{37-(15-*)}]= 59 =&gt; 45-[28-{37-15+*}]=59   45-[28-37+15-*]=59 =&gt; 45[43-37-*]=59   45-[6-*]=59 =&gt; 45-6+*=59   39+*=59 =&gt; *=59-39= 
<gadget id="calculator">59-39</gadget>
<output>20</output>
20   ANSWER:20
<result>C</result>
If 45-[28-{37-(15-*)}]= 59, then * is equal to: