Read this claim from an essay The benefits of exploring space justify the high cost.
Which option is the most relevant piece of evidence for this claim?
A. A magazine article describing how people's lives have been
improved by products developed as a result of the space program
B. A speech by an expert on space travel that describes the history of
space exploration from the beginning of the space era to the
present day
C. A website that has articles about the planets in our solar system
and the resources we might someday find on them
D. A government report on how the prices of goods and services
have changed since the early days of space exploration