What time period was the impressionism

The post-impression period covered the years 1880 to_

Suppose that you are in a room with 3 doors and a crack in the ceiling for light. that is all. the doors each have a sign on them that says what there is behind them. door #1. a pool of corrosive acid. door #2. a crocodile that hasn't eaten in 8 months. door #3. a solar "oven". a giant lens that focuses all the sunlight at the entrance of the door. you must choose a door, which door do you choose?

Why did the pilgrimage churches undergo large scale building projects? a. to accommodate the rising number of visitors b. to provide a clearer path for communion c. to appear more like a cross d. none of the above