Something that people want will almost always be somewhat scarce (no matter how much of it physically exists) because
a. it has a high price
b. human wants are unlimited
c. there is always more of something else
d. value and price are unrelated

To answer the question above as to people's wants will almost always be somewhat scarce.. the answer is letter B, human wants are unlimited. Simply it's just a matte of supply and demand. Knowing that people always wants something more if they like this and that products, it matters to the supply scarcity because of the demand requirement is very high.

Answer (c) the knowledge of how to produce new products;                     (b) a more efficient means of production;

Answer structured data and unstructured data;