Explain, with the support of reliable sources, FOUR factors that can promote oral language development in young children.

1. Responsive Interactions: According to the American Academy of Pediatrics, responsive interactions between caregivers and young children are crucial for promoting oral language development. When caregivers respond promptly and appropriately to a child's vocalizations, it helps to build the child's communication skills and confidence in using language.

2. Rich Language Environment: Research published by the National Institute for Literacy emphasizes the importance of exposing young children to a rich language environment. This includes reading to children, engaging in conversations, and using a variety of vocabulary words in everyday interactions. A rich language environment encourages children to explore and experiment with language, helping them to develop their oral language skills.

3. Opportunities for Play and Exploration: The National Association for the Education of Young Children highlights the role of play and exploration in promoting oral language development. Play allows children to practice using language in a meaningful context, fostering their creativity and linguistic abilities. Providing children with opportunities for imaginative play, storytelling, and other language-rich activities can help to enhance their oral language skills.

4. Positive Reinforcement: The Center on the Developing Child at Harvard University emphasizes the importance of positive reinforcement in promoting oral language development. When caregivers praise and encourage children for using language effectively, it helps to boost their confidence and motivation to communicate. Positive reinforcement can include simple gestures such as smiling, nodding, and providing verbal encouragement, which can go a long way in supporting children's language development.