Chongqing is an ancient city with a long history, rich in cultural relics and numerous cultural landscapes. In the following picture, A can reflect Confucian ethics.

C

Analysis of test questions: This question has strong local historical characteristics, and mainly examines students' ability to transfer historical facts. Luohan Temple is a Buddhist culture, Laojundong Taoist temple is a Taoist culture, Xiao Jie memorial archway is a Confucian culture, and Ludetang is a Catholic, so C is chosen.