Question

Le L be the set of all lines in a plane and R be the relation in L. defined as R = {($L_1, L_2$): $L_1$ is perpendicular to $L_2$} then R is:
A) Reflexive
B) Symmetric
C) Neither reflexive nor transitive
D) Transitive
E) Neither reflexive nor symmetric
Choose the correct answer from the options given below:

• A. B, C only
• B. A, D only
• C. C, D, E only
• D. E only

Answer 1

Answer: (A)

B, C only

Answer 2

The correct option is (A): B, C only