Final answer:
The mother needs further teaching if she is uncomfortable administering the chelation therapy herself
Step-by-step explanation:
The correct response from the mother that indicates a need for further teaching is option A) "I can have the nurse administer the chelation therapy if I'm uncomfortable with it."
This response suggests that the mother is not confident or comfortable administering the therapy. This is a crucial aspect of home care for a child with thalassemia and the mother should be properly educated and trained in how to administer the therapy.
Options B, C, and D all demonstrate an understanding of the importance and process of chelation therapy.