Teacher:You are given a list of queries separated by new line. Your job is to answer with the query that is the most well-formed or well-structured query in terms of grammar, punctuations, or spelling errors.
Teacher: Now, understand the problem? Solve this instance: What qualification 's do you need to be a doctor ?
What are the percentages of languages spoken in costa rica ?
What is conneced to a computer network or accessicle by computer ?
How many mlb teams are a there ?
Student:
What are the percentages of languages spoken in costa rica ?