A Group of 3-Year-Old and 5-Year-Old Children Were Shown a Picture

A group of 3-year-old and 5-year-old children were shown a picture book of a boy who rescued a bird that had broken its wing. When the bird's wing healed, the boy sadly said goodbye to his new friend and released it into the wild. How did each age group likely interpret the emotional state of the boy in the story?

A) Both age groups understood the boy was both happy and sad about releasing the bird.
B) Both 3- and 5-year-old children understood why the boy was sad, but not happy.
C) Both 3- and 5-year-old children understood why the boy was happy, but not sad.
D) The 5-year-olds identified the boy as being sad, but the 3-year-olds said he was happy.
E) Only the 5-year-old group recognized the presence of mixed emotions.