Q:

Statements:
 No student is a teacher.
 All students are children.
 Some girls are students.

Conclusions:
 I. Some children are not teachers.
 II. Some girls are not teachers.
 III. No girl is a teacher.

• 1
  Only conclusions I and II follow
• 2
  All conclusions follow
• 3
  Only conclusions II and III follow
• 4
  Only conclusions I and III follow