The correct option is B 1 and 3 only
UNESCO stands for United Nations Educational, Scientific and Cultural Organisation. It is another UN agency that strives to promote education, scientific developments, and cultural heritage of countries all over the world. Its headquarter is situated in Paris, France. Its motto is, 'Building peace in the minds of men and women'. The Constitution of UNESCO was signed by 47 countries, on 16th November, 1945, in the city of London, Britain. It was implemented next year, on 4th November 1946. UNESCO’s General Conference consists of its member-states; it holds meetings once in two years to discuss its policies and programmes. It is funded by compulsory and voluntary contributions.