Task: Question Answering
Input (English): Problem: ele , the circus elephant , is currently 3 times older than lyn , the circus lion . in 15 years from now , lyn the circus lion will be exactly half as old as ele , the circus elephant . how old is ele today ? 
Options: a ) 40 , b ) 48 , c ) 43 , d ) 45 , e ) 41
Output (English): d