Consider the following statements
1. All valid arguments have only true premises.
2. A sound argument must be valid.
3. An argument with a false conclusion cannot be valid.
4. All arguments with true conclusion are valid.
Which of the statements given above is/are correct?

A. 2 and 4

B. Only 4

C. 1 and 2

D. 3 and 4

Answer: Option A