The approach to teaching a second language in which children spend the entire day instructed in that second language is referred to as the approach.

Immersion.

Explanation:

Language immersion is essentially a technique created for teaching a second language to individuals, in which the language being taught is used exclusively for instruction. It usually involves learning a new language as naturally as possible, especially to practice the language in its native country but it as it difficult, another option is to immerse oneself in the foreign language in one's own hometown.

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explanation:

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