What important practice in modern notation traces back to the time of Franco of Cologne and his treatise?

During the five-day period of pilgrimage called the Hajj, one of the rituals involves walking seven times around the Kaaba ("cube"), the physical center of Muslim life. What does the Kaaba hold?

a) a sacred Black Stone b) an illuminated manuscript c) a sacred scroll d) a retablo

What characteristic of lithography makes it appropriate for images like Honoré Daumier’s Rue Transnonain, April 14, 1834?

a)  its quick and efficient reproduction b)  its limited tonal range c)  its effective use of stencils d)  its portable materials and equipment