user
Mary's mom has four identicle children which were all born within 7-8 o-clock on a leap year, each one fifteen minutes apart.  She names the first one North, the second East, and the third South.  What was the name of the fourth child?
A: maine
B: length
C: offspring
D: surname
E: mary
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

E

<|end_of_solution|>