Arrange typical language development milestones:
1. Two-word combinations
2. Babbling with consonants
3. First words
4. Complex grammatical structures
5. Vowel-like sounds
C) 5, 2, 1, 3, 4
D) 2, 5, 1, 3, 4
A) 5, 2, 3, 1, 4
B) 2, 5, 3, 1, 4
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