The right option is; the protagonist and antagonist
The protagonist and antagonist are the forces that struggle in the plot of a story.
The protagonist and antagonist are significant characters that cause conflict in a story. The protagonist is the main character of a story usually referred to as the lead, while the antagonist is the character that actively opposes the protagonist’s goals and is usually referred to as the villian. Stories can have more than one protagonists and antagonists, and active characters can also change between these roles in the story.
Sunlight is the source of energy for the process to take place. Solar energy from the sun is converted into chemical energy for the process of photosynthesis. Hope that helped. Have a nice day
Between each level of the food chain, approximately ninety percent of the energy is lost, and only ten percent of the total energy is transferred from the food source to the consumer for use.