1 Mom saw the baby heading for the open door. 2 "don’t go out that door!" she yelled. 3 I ran to my little brother and grabbed him by his shirt just before he got out. 4 "Thanks, Adam," Mom said. 5 "He would have fallen if you hadn’t caught him." Which of the sentences above has a capitalization error? A. 4 B. 1 C. 2 D. 3