A prestigious company had called for candidates to be interviewed. Their data has been presented by the given Venn diagram. The circle represents MBA candidates from a reputed institution, the triangle represents candidates with an experience of more than10 years, the rectangle represents industrious candidates and the square represents candidates aged between 40 and 50 years. The numbers given in the diagram represent the number of persons of that particular category. The company has called for the final interview, only those candidates who meet all the above criteria. How many people have been called for the final interview?

Options

A. 6
B. 8
C. 7
D. 9