Which of the following is correct ?
A. a and b are true; c and d are false
B. a and b are false; c and d are true
C. a, b, c and d are true
D. a, b, c and d are false
Answer:A
Which of the following is correct ?
A. a and b are true; c and d are false B. a and b are false; c and d are true C. a, b, c and d are true D. a, b, c and d are false