Detailed Instructions: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.
Problem:Grandparents have pleaded for the safe return to Australia of two young children whose mother took them from Melbourne to the Islamic State capital in Syria. Former Melbourne woman Dullel Kassab fled to Raqqa in Syria with her children last year, and she regularly boasts on Twitter that her four-year-old daughter and two-year-old son sleep with toy guns next to their beds and her daughter likes watching IS videos of 'Muslims killing bad ppl.' The children's paternal grandparents say they are worried Kassab, 28, is 'brainwashing' the children, after their father was killed near the Syria-Turkey border last year, The Herald Sun reported.Grandparents have pleaded for the safe return of two children in SyriaFormer Melbourne woman Dullel Kassab fled to Raqqa in Syria with her four-year-old daughter and two-year-old son last yearShe said her daughter likes watching IS videos of 'Muslims killing bad ppl' 
 Questions:Kassab posts pictures to Twitter of airstrikes hitting blocks away from their _ apartment. (A) Australia (B) Melbourne (C) Syria (D) Dullel Kassab (E) Raqqa (F) Twitter (G) IS (H) Kassab (I) Turkey (J) The Herald Sun
Solution:
(E)