Select the most appropriate direct form of the given sentence.

The customer asked the shopkeeper how much she had to pay for the little glass table.

The customer said to the shopkeeper, “How much have I to pay for the little glass table?”

The most appropriate direct form of the given sentence is The customer said to the shopkeeper, "How much have I to pay for the little glass table?"

The other options are incorrect:

• The customer said to the shopkeeper, "How much she had to pay for the little glass table?" This is incorrect because the pronoun "she" should be "I."
• The customer said to the shopkeeper, "How much had I to pay for the little glass table?" This is incorrect because the tense of the reported speech should be "have" to match the speaker's current state of knowledge.
• The customer said to the shopkeeper, "How much I am to pay for the little glass table?" This is incorrect because the modal verb "am" is not used in questions.