Use the paragraph to answer the question.

Julia dropped to the ground and kicked her feet when Aliya, her older sister, said they could not stop for ice cream. "Stop being so immature!" said Aliya, as she tried to pick Julia up off of the sidewalk.

Which of the following describes what the word immature most likely means as it is used in the paragraph?

(1 point)
Responses

greedy
greedy

hungry
hungry

childish
childish

sad