The correct answer is: Only II is implicit.
The statement says that the management institution has decided to charge a placement fee of Rs. 25000 from the organisations in which the student will be provided the employment. This is because the institution is facing financial constraints.
Assumption I: It will help in increasing the demand of the students belonging to the management institution.
This assumption is not implicit in the statement. The statement does not say anything about how the placement fee will help in increasing the demand of the students. It is possible that the placement fee will have no effect on the demand of the students.
Assumption II: The amount collected in this way will be purposeful.
This assumption is implicit in the statement. The statement says that the institution is facing financial constraints. This means that the institution needs money. The placement fee will help the institution to generate revenue. This revenue can be used to meet the financial needs of the institution.
Assumption III: It may be possible that the organisation providing employment may select less number of students in future.
This assumption is not implicit in the statement. The statement does not say anything about how the placement fee will affect the number of students that the organisation will select. It is possible that the placement fee will have no effect on the number of students that the organisation will select.
Therefore, the correct answer is: Only II is implicit.