O 1 0 Given that A = V , consider the statements : 2 2 (1) A is in row-reduced echelon form. (2) The rank of A is 3. (3) The system Ar = 0 has only the trivial solution. Which one of the following is correct? O A. Only (1) and (2) are true. O B. Only (2) and (3) are true. O C. All three statements are false. O D. Only (3) is true. O E. All three statements are true. Reset Selection