3251 + 587 + 369 -? = 3007	Choose the correct choice from the following answers.
A) 1250
B) 1300
C) 1375
D) 1200
E) none of them
<gadget id="calculator">3_251 + 587</gadget>
<output>3_838</output>

<gadget id="calculator">3_838 + 369</gadget>
<output>4_207</output>

<gadget id="calculator">4_207 - 3_007</gadget>
<output>1_200</output>

<result>D</result>
3251 + 587 + 369 -? = 3007
subtract(add(add(3251, 587), 369), 3007)
let 4207 - x = 3007 then x = 4207 - 3007 = 1200 answer is d