According to the naturalistic theory of language acquisition, how is the first language mainly acquired by children?

Which of the following is NOT a suitable or natural environment for a child acquiring their mother tongue?

Which of the following statements is/are true in the context of learning? (a) Education is not a modern practice, although it may be claimed that there is a modern way of practicing it. (b) Early childhood learning largely involves mastering the native language of the community. (c) Native language acquisition requires intensive deliberation and organized formal teaching. (d) Native language learning in early childhood is impossible without formal school education.