Complete the proof. Given: is the midpoint of Prove: Statements Reasons 1. 1. Given 2. 2. Given 3. 3. 4. 4. Definition of midpoint 5. 5. SAS A. ; corresponding angles are congruent given two parallel lines B. ; alternate interior angle theorem C. ; corresponding sides are congruent D. ; corresponding angles are congruent given two parallel lines Determine which statement and reason are missing from line 3 of the proof. Please select the best answer from the choices provided