Read the statement below and then select the idea which can be inferred from the statement. Scientists use reference books to help them locate useful information.

Reference books are large.
Scientists are not smart.
A scientist must be able to read.

A scientist must be able to read.

Explanation:

From the statement, we get the information that scientists get what they need from the book. This means they need to be able to understand those books, which means they must be able to read them.

Using books considered reading it, understanding the point, and gathering what is the key information derived from it. This is how we know that scientists need to be educated and thought to understand the books, which means to be able to read them.

The statement does not imply that the books they use are big, nor it says anything about their length or size. Here is also nothing in the statement that can suggest the intelligence of the scientist.

it would be d). more resources must be obtained to attain that combination of goods and services