Variations in answers:
Base questions upon introductory material,
as graphs, images, descriptions, problems, mediated objects, etc. to
Enhance assessment value
Accommodate and empower those with alternative learning styles
Evoke higher level thinking, analysis, or problem solving
Add an option to "True" "False" possibility, as "Opinion"
Ask for an elaboration on the answer, as
"True" "False"
If so, Why?
Ask for a correction to false statements