By listening our parents

by repeating

by connecting words and sounds with objects.

Input - Output

The environment and the importance of a proficient and dedicated caregivers can affect language learn in kids due to repetition, adding new words to their vocabularies. Also being inmerse in the language with native spoken caregivers can improve their language skills.

2. Is it possible that Pete will catch up in the future? Yes it is possible with extra tutoring and improving his language skills. In the case the parents want to improve his skills they might consider to change the caregiver with a more fluent skills in the language.

3.What role do caregivers play in language development? they can be consider as the first teachers, the dedication, motivation and patience can help kids along their new language acquisition.

• How did earlier theories (like behaviorism) influence later ones (like interactionism)? The behaviorism depends on  imitation. As the slang says "Monkey see, Monke do". This early theory influence the later ones  proving that the students learn faster by imitation, then by integrating their knowledge with other native speakers to reinforce their language acquisition. 

• As a future teacher/learner, which idea would you apply in the classroom?: All will depend of the students I may encounter as professor. Some students will have the innate ability with languages, some will need the cognitive technics and some would need the reinforcement by  social immersion with locals. I would say without a doubt I would use a bit of all depending of my students needs