Final answer:
Tobacco and tobacco products, wood and wood products, and manufactured articles are fully exempted from the controlled products regulation, making option a) 2, 3, 5 the correct answer.
Step-by-step explanation:
Fully exempted materials from the controlled products regulation include tobacco and tobacco products, wood and wood products, and manufactured articles. Therefore, the correct answer to which materials are fully exempted from the controlled products regulation is option a) 2, 3, 5. Tobacco and tobacco products, wood and wood products, and manufactured articles are fully exempted from the controlled products regulation, making option a) 2, 3, 5 the correct answer.