A question paper had 10 questions. Each question could only be answered as True (T) or false (F). Each candidate answered all the questions. Yet, no two candidate wrote the answers in an identical seq

A question paper had 10 questions. Each question could only be answ

1.	A question paper had 10 questions. Each question could only be answered as True (T) or false (F). Each candidate answered all the questions. Yet, no two candidate wrote the answers in an identical seq
A.	20
B.	40
C.	512
D.	1024
Answer» E.