9. Once you acquire these two basic skills, you'll be able to transform a vague idea in your mind into a coherent piece of writing.

A. Doing interviews and browsing through books

B. Describing people and writing conversation

C. Doing research and organizing your ideas

D. Using the Internet and the on-line catalog

The answer to the question "Once you acquire there two basic skills, you'll be able to transform a vague idea in your mind into a coherent piece of writing" is C - doing research and organizing your ideas.

Research and organizational skills are important skills to learn when writing a coherent piece. Most pieces of writing start as a vague idea. By researching your vague idea, you are able to validate it and flesh it out to craft a coherent piece of writing