The question given below is followed by two statements. You have to determine whether the data given in the statements are sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose between the possible answers.
How many students from institute 'A' got the placement?
I. Number of students studying in institutes A and B are in the ratio of 3:4 respectively.
II. Number of students who got placement from institute B is 120% of the number of students who got placement from institute A
III. 80% of the students studying in institute B got placement.

Options

A. I and II both
B. Only I
C. Only II
D. None of the three