Brown developed a list of 14 grammatical morphemes and their order of acquisition. Which of the following is/are true regarding that list?
a.Children around the world follow the same order of acquisition regardless of the language they're learning.
b.The order of morphemes listed is generally followed by all children learning English.
c.The list contains several common word families that are present in children's early vocabularies.
d.The list contains the order that children comprehend morphemes, but the order that they produce morphemes is often quite different.
e.All of the above