From the Information Provided, Create the Sample Space of Possible

From the information provided, create the sample space of possible outcomes
-In a certain class of students, there are 12 boys from Wilmette, 3 girls from Winnetka, 8 girls from Wilmette, 4 boys from Glencoe, 3 boys from Winnetka and 9 girls from Glenoce. If the teacher calls upon a student to answer a question, what is the probability that the student will be a boy?

A) 0.308
B) 0.487
C) 0.767
D) 0.41