Final answer:
The subject of this question is Physics and the primary topic is Tarzan swinging through the jungle by hanging from a vine. The correct answer is Circular motion.
Step-by-step explanation:
The subject of this question is Physics and the primary topic is Tarzan swinging through the jungle by hanging from a vine.
Based on the information provided, the correct answer to this question is C) Circular motion. Tarzan's swinging motion can be described as circular motion, as he moves in a curved path around the vine he is hanging from.