Consider the following statements in res...

Consider the following statements in respect of relations and functions:
1. All relations are functions but all functions are not relations.
2. A relation from A to B is a subset of Cartesian product A x B.
3. A relation in A is a subset of Cartesian product A x A.
Which of the above statements are correct?

A

1 and 2 only

B

2 and 3 only

C

1 and 3 only

D

1,2 and 3

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