What is the past form of burn?

What does the word subordinate mean in this sentence? the office manager spoke to her subordinate in a cordial tone.

From the life cycle of a plastic bottle, what is the best definition for the word “toxin”?

What is indirect characterization? 1 when the author shows a character’s traits through words and actions 2 when a character expresses her true nature by acting in an opposite manner 3 when the narrator tells what a character is like with an explicit description 4 when a narrator is also a character in a story who provides internal thoughts