Correct option is A
The correct direct speech of the given sentence is "She said, 'I am seeing my brother tomorrow.'"
Rules for converting indirect to direct speech:
·
Past tense ("was seeing") changes to present continuous ("am seeing").
·
"The following day" in indirect speech changes to "tomorrow" in direct speech.
·
No change in pronouns.
Example:
· Indirect: He said he was leaving the next day.
· Direct: He said, "I am leaving tomorrow."