I'm pretty sure it is C. The reasons being that the poem is called "We Wear the Mask". That means that they are showing one thing on the outside, but are saying something different on the inside. Like they are pretending. C makes the most sense because the passage states that they smile on the outside but their souls are crying.
Romanticism & naturalism is the correct answer.
Answer:
Plants are producers. They make their own food, which creates energy for them to grow, reproduce and survive. Being able to make their own food makes them unique; they are the only living things on Earth that can make their own source of food energy.
Explanation: