A group of people participate in some curriculum, 35 of them practice Yoga, 20 study cooking, 15 study weaving, 7 of them study cooking only, 5 of them study both the cooking and yoga, 3 of them participate all curriculums. How many people study both cooking and weaving?
Choose the correct choice from the following answers:
A) 1	B) 2	C) 3	D) 4	E) 5
Both cooking and weaving = 20 - (7+5+3)= 
<gadget id="calculator">20 - (7+5+3)</gadget>
<output>5</output>
5   So, the correct answer is 5.
<result>E</result>
A group of people participate in some curriculum, 35 of them practice Yoga, 20 study cooking, 15 study weaving, 7 of them study cooking only, 5 of them study both the cooking and yoga, 3 of them participate all curriculums. How many people study both cooking and weaving?