The utter barrenness of the reservoir shoreline recalls by contrast the aspect of things before the dam, when glen canyon formed the course of the untamed colorado. then we had a wild and flowing river lined by boulder-strewn shores, sandy beaches, thickets of tamarisk and willow, and glades of cottonwoods. which phrase has the most negative connotation? a. flowing river b. untamed colorado c. thickets of tamarisk d. utter barrenness