Select the most appropriate direct form of the given sentence.

She demanded of her younger brother why he had taken her paints without her permission.

She said to her younger brother angrily, “Why have you taken my paints without my permission?”

The most appropriate direct form of the given sentence is:

She said to her younger brother angrily, "Why have you taken my paints without my permission?"

The other options are incorrect:

• She asked her younger brother angrily, "Why do you have to take my paints without my permission?" This is incorrect because the tense of the reported speech should be the present perfect tense, not the simple present tense.
• She said to her younger brother angrily, "Why do you take my paints without my permission?" This is incorrect because the tense of the reported speech should be the present perfect tense, not the simple present tense.
• She said to her younger brother, "Why he had taken her paints without her permission?" This is incorrect because the pronoun "he" should be "you" to match the speaker.