Have your heart ever been broken before

Elie wiesel’s “the perils of indifference” speech how do paragraphs 15-16 contribute to the development of the text’s central idea?

In the sentence above, which verb is the irregular verb? a. laid b. warmed c. removed d. walked

Which development most aided explorers in their ability to set sail the oceans to discover the new world during the age discovery? a.waterproof sails b.the printing press c.map-making devices d.fictional travel accounts