What concert, one held to raise money for famine relief in Ethiopia, was the largest single event (so far) in human history?

In More's ideal society, which he called "Utopia,"

a. the state was governed by philosopher-kings. b. cooperation replaced competition and material greed. c. religion was entirely outlawed. d. All these answers are correct.

Heian poems were generally composed for

a) a single recipient. b) the entire family of the poet. c) the entire family of the shogun. d) no audience in particular