What Is It That Distinguishes 'Early' Make-Believe Play from 'Later

Multiple Choice

What is it that distinguishes 'early' make-believe play from 'later' make-believe play?

A) The early play is usually abstract, while the later play is more concrete
B) The early play is based on true fantasy, while the later play is based on variations of real-life circumstances.
C) The early play usually requires realistic props, while the later play does not.
D) The early play is done solo, while the later play involves peers.