Which statement is true? a. a biconditional is only true if both statements are true. b. a biconditional is only true if both statements have the same truth value. c. a biconditional is only true if the hypothesis is true. d. a biconditional is only true if the hypothesis is false.

Option: B is the correct answer.

   B. A biconditional is only true if both statements have the same truth value.

Biconditional statement--

A statement is said to be a biconditional statement if it is given in the form:

           p if and only if q

where p is the hypotheses and q is the conclusion of the statement.

Also, the statement is true only if both the statements have the same truth values otherwise it is  false.

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step-by-step explanation: