Select the correct indirect form of the given sentence.

She said, "She must leave all the bad habits."

She said that she had to leave all the bad habits.

The correct indirect form of the given sentence is:

She said that she had to leave all the bad habits.

The other options are incorrect because they do not follow these rules:

• She said she has to leave all the bad habits. - This sentence does not change the present tense to the past tense for the auxiliary verb "has."
• She said that she must have leave all the bad habits. - This sentence is grammatically incorrect.
• She said that she could leave all the bad habits. - This sentence changes the modal verb "must" to "could," which is less assertive.