Which statement is true of Cyrus the Great?

For 50 pointsfredrika's science teacher asked her to bring in three abiotic items from her backyard ecosystem. which of the following groups of items should she bring? a. a lightning bug, a plug of grass, and a wormb. a smooth rock, some red dirt, and an empty bird's nestc. a ladybug, a spider, and some water from a mud puddled. a caterpillar, a pine cone, and a piece of a robin's egg

Pls will give brainliest and 5star asap pls

Advances in technology generally result a.) a higher standard of living for everyone b.) greater productivity c.) more jobs for everyone d.) more government regulation