The pathfinder is an example of an instrument that allowed scientists to explore space through
a. a satellite radar system.
b. a remote-controlled vehicle.
c. picture imaging.
d. astronaut voice journals.

Lucas put a lot of thought into the design for his company's new white paper. he made sure to include repeating design elements such as color schemes and decorative images. his goal was to a.add symmetry b.create a unified publication c.provide consistency d.save money