Answer: St.Louis gateway Arch
Explanation:
This monument is the tallest in the United States. It reaches 630 feet tall and is completely man made.
Answer:
A conceptual framework illustrates what you expect to find through your research. It defines the relevant variables for your study and maps out how they might relate to each other. You should construct a conceptual framework before you begin collecting data. It is often represented in a visual format.
Explanation: