B. vernacular - the language or dialect spoken by the ordinary people in a particular country or region
People can make the best use of ideas,opinions, nature to create more resources when they have the knowledge skill and technology to do so.this is why people are a resource it is the ability of humans to help in transferring a physically material into a valuable resource at any given notice.
The biases of the author are his beliefs, in both practical and religious belief. The way the author might explain happenings in life and the way he thinks might be affected by his belief that God controls everything. His belief will also affect what he thinks will compose a good society.