Answer :
Answer: c) Contextualized language skills
Explanation:
Contextualized language skills are skills and abilities that are used for actual communication.It depicts construction of language by speaker for meaningful and purposeful context.
According to the question,Polina is skilled in contextualized language skills as she is able to analyze and construct language in terms of situation context of English language.She faces difficulty in understanding the context in other areas.
Other options are incorrect because academic language skills, inside out approach and code-switching approach are not the skills that defines Polina's proficiency. Thus, the correct option is option (c).