Answer: The answer is D) A comparison of physiologic densities and arithmetic densities helps geographers understand
the capacity of land to yield food for the total population
Explanation:
Answer: D) None of the above
Explanation: The subschema differs from the schema in that one denotes the appearance of data in the Database Base Management System (DBMS) while the subschema which is also referred to as the external schema is that subset of the schema is visible or relevant to the user. Thus, It is the view of the database which is visible to an application program. Virtual tables in a database usually represents an object structures like a table which is the result of running certain database commands or functions such as the create table, view, select and so on. Virtual tables are not stored directly in database files.
do you mean like decribe or what lol
Answer:
mabe so they needed to conserve space so that they can make the most money with the land that they have?
