The scientists at NASA have launched a new program to explore Mars. The Mars Odyssey is a satellite that will be used to collect information about the planet. A space shuttle will carry the Odyssey into space and release it. Over the next month, Odyssey is expected to get into position near Mars. Once launched, the Odyssey will circle Mars and send pictures to scientists on Earth. Which source could add important and relevant information to the student essay above?
A. a newspaper article about a space shuttle explosion
B. a documentary on NASA's astronauts
C. a scientist involved with the project
D. a science book chapter over finding life on planet Mars