Final answer:
There are several treatment options to temporarily straighten curly wiry hair, including relaxer treatment, keratin treatment, and chemical straightening.
Step-by-step explanation:
If a client with extremely curly wiry hair wants it temporarily straightened and has previously experienced unsatisfactory results from thermal hair straightening, there are several treatment options to consider. Option A) Relaxer treatment involves using chemicals to relax the hair and make it straighter. Option B) Keratin treatment involves applying a keratin protein formula to the hair, which helps smooth and straighten the hair. Option D) Chemical straightening is another option, which involves using strong chemicals to permanently straighten the hair.
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