Choose the correct answer

Question 2: a.This computer,
present from my father.
A. whose
which
B. that
b.Smart boards,
schools.
A. whose
which
I often use to learn English, is a birthday
C. who
D.
bring many benefits to students are being used in many
B. that
c. This school is only for children
A. whose
which
C. who
D.
first language is not English.
B. that
C. who
D.
d.Students
A. whose
which
don't hand in their papers on time will fail the exam.
B. that
C. who
D.