15. (08.04 MC) In 1625 CE, a monument was found in Chang'an in China that records the history of the Christian religion in China. The monument dates from 78 which was almost 5,000 miles away. How might the monument have gotten there?

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte