Identify the true statement about drainage divides. choose one: a. the divide that runs along the crest of the appalachians separates the atlantic ocean drainage from the arctic ocean drainage. b. precipitation that falls on the west side of the continental divide flows to the gulf of mexico and the atlantic ocean. c. a drainage divide is a ridge that separates one watershed from another. d. the ultimate base level for streams on the east side of the continental divide is the pacific ocean.

c) A drainage divide is a ridge that separates one watershed from another.

Explanation:

As part of the hydrological cycle, when precipitation occurs on a mountain the water will flow on the side it lands on. Each side will lead the water into different drainage basins. Drainage basins are divided by physical mountain barriers, a drainage divide. The water will flow in along the surface, soil flow, groundwater, and in a river channel to the mouth of a river.  

there are no options provided but you can choose among the following gender-neutral pronouns: zir, hir, eir, vis, tem, eir.

in the normal course of maintaining a pronoun-antecedent agreement, we could have used the words his or her but since we are also required to use gender-neutral language, we need to replace it with its equivalent gender-neutral pronoun.

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.