In 1947 , what did the untied nations plan with regard to Palestine

The United Nations Partition Plan for Palestine was a proposal by the United Nations, which recommended a partition of Mandatory Palestine at the end of the British Mandate. On 29 November 1947, the UN General Assembly adopted the Plan as Resolution 181

answer; the automatic system because it is a "gut reactor"  

the answer is:

a. a closed question always has yes or no​ answers, whereas an open question is a​ free-response question.