The correct answer is b. hallucinogens
Answer:
A combining form consists of a word root and combining vowel. The prefix often indicates the body system or organ being discussed. Combining vowels make medical terms easier to pronounce.
Answer:
6.17 - a benign tumour
Explanation:
Sorry ab not being able to answer the others.. jus answering off the top of my head. :D keep up the great work!