From a creative cinematic viewpoint, why was it better that a production of The Lord of the Rings using human actors rather than simple animation did not take place until the 21st century?

Sat no calculator section question in the picture

Break down of rocks and minerals into smaller particles without a change in composition is called_

Arecipe calls for 2 cups of flour to make a cake. you look in the stock room and see a bag of flour that has a tag that says this bag contains 25 cups of flour. how many complete cakes could you make from this bag of flour?