What is one feature of Mohenjo-Daro that represents an advance over techniques used in other contemporaneous cultures?

For which event was Nuper rosarum flores composed?

a) inclusion in the Roman de Fauvel b) the erection of Notre Dame Cathedral c) the consecration of a newly completed cathedral dome in Florence d) a feast day for the Virgin Mary

What distinguishes logos, such as this example, from other types of graphic design?

a)  their simple design b)  their commercial function c)  their method of distribution d)  their use of color