Consider the following statements :I. Three sides of a triangle are equal to three sides of another triangle, then the triangles are congruent.II. If three angles of a triangle are respectively equal to three angles of another triangle, then the two triangles are congruent.Of these statements :?

• A. I and II both are true
• B. I is true and II is false
• C. I is false and II is true
• D. None of these