After each of the following sentences, a list of possible interpretations of the sentence is given. Choose the interpretation that you consider most appropriate for each sentence.
The journalist said his story on the minister was made from observation at close quarters. This means that the

• A.journalist wrote the story within short notice
• B.story was based on an interview conducted in the minister's quarters
• C.journalist had access to certain confidential materials
• D.journalist observed the minister intimately