Which one of the following options is correct ?
A. (a) is true, (b) is false
B. (a) is false, (b) is true
C. Both (a) and (b) are false
D. Both (a) and (b) are true
Answer:A
Which one of the following options is correct ?
A. (a) is true, (b) is false B. (a) is false, (b) is true C. Both (a) and (b) are false D. Both (a) and (b) are true