What comes next: A, C, F, J, O, ?

Statements: All artists are creative. Some creative are talented. All talented are skilled. Some skilled are experts. Conclusion I: Some artists are experts. Conclusion II: Some creative are skilled. Which is correct?

Which of the following is a decomposer?

Pen is to Write as Knife is to ?

If yesterday was Tuesday, what day is three days after tomorrow?

Statements: All fruits are healthy. Some healthy are tasty. All tasty are popular. Some popular are expensive. Conclusion I: Some fruits are expensive. Conclusion II: Some healthy are popular. Which is correct?