Question

wave rock is amazing in many ways. at 50 feet high and 300 feet long, it covers a huge area. you can’t miss it! stripes of colored rock make the \wave\ even more unusual. the stripes of this \wave\ are made of colored rock. look at the meaning of \area\ in the chart. which clue helps you understand what \area\ means? word: area; clue: ?; meaning: the size of a piece of land

Explanation:

To understand "area", the clue "50 feet high and 300 feet long" helps. These measurements (height and length) relate to the size of the land (Wave Rock) it covers, matching the meaning "the size of a piece of land". Other clues like rock stripes or being amazing don't relate to size.

Answer:

The clue "50 feet high and 300 feet long" helps understand the meaning of "area".