## Discussion Forum

Que. | Let R be the relation on the set of positive integers such that aRb if and only if a and b are distinct and have a common divisor other than 1. Which one of the following statements about R is True? |

a. | R is symmetric and reflexive but not transitive |

b. | R is reflexive but not symmetric and not transitive |

c. | R is transitive but not reflexive and not symmetric |

d. | R is symmetric but not reflexive and not transitive |

Answer:R is symmetric but not reflexive and not transitive |