Questão de Inglês

Analyze the following statements about the excerpt “Margrethe will retain her title of queen and may represent the royal family on occasion” (l. 22 -23): I. The word “may” suggests a possibility. II. In a negative structure, “may not represent” and “cannot represent” have the same meaning. III. “Will retain” is an example of the Simple Future Verb Tense. Which statements are correct?