1, ? , 9,7,7,9,1310,9,1,4,9,16,16,.... what comes in ? Choose one:  A) 3  B) 4  C) 5  D) 6  E) 7
1,4,9,7,7,9,13,10,9,1,4,9,16,16,....   ANSWER:4
<result>B</result>
1, ? , 9,7,7,9,1310,9,1,4,9,16,16,.... what comes in ?