What is the best summary for this part of the passage? I-Ready A. There is probably link between bilingualism and mental function, and more experiments will prove this.

B. Researchers in the medical field must do more experiments to learn about the brain's functions besides language.

C. Similar experiments have produced different results, so more are need to link bilingualism and brain function.

D. Debating the advantages of being bilingual wastes time, so researchers should try to work together more.​

[tex]What is the best summary for this part of the passage? I-Ready A. There is probably link between[/tex]