1. She is a technical arts and homemaking teacher.

Question

2. She is a TA and H teacher.

3. She is a TA & H teacher.

4. She is a TAH teacher.
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Sentence 1 is too long. Can we use the other expressions?

Answer 1

You can only use those acronyms or abbreviations if they are commonly used and understood in your area. I would not know what they mean.