A technical writer is designing a manual to be used by technicians repairing state-of-the-art stereo systems. Repair technicians will be seated at a single-station workbench with bright lighting overhead. They will need both hands to work on the equipment while reading manual instructions. Which of the following design decisions is INAPPROPRIATE?

a. Use perfect binding.
b. Choose a 6 x 9-inch manual size.
c. Print on nonglare, tinted book paper.
d. Make the manual as concise as possible.