Which of the following tools should a student consult to alleviate doubts regarding grammar and vocabulary in a foreign language?

Question

Quizplus · Accepted Answer

A translator is a person or tool that is used to help people understand the meaning of something in different languages. This would be the best tool to alleviate doubts regarding grammar and vocabulary in a foreign language.
An encyclopedia is incorrect. An encyclopedia is a set of books that give information on many topics, or many aspects of one subject. It does not specifically answer questions regarding grammar and vocabulary in a foreign language. 
A thesaurus is incorrect. A thesaurus is a tool that lists words in groups of synonyms. It would not provide information regarding grammar and vocabulary, especially not in a foreign language. 
A dictionary is incorrect.  A dictionary is the best tool to use for finding the definition of words. It would not be helpful for questions regarding grammar and vocabulary in a foreign language.

Which of the Following Tools Should a Student Consult to Alleviate