English Grammar: ( ) such a beautiful flower before, I was excited.

Choices:
a. Seeing not
b. Not being seen
c. Not having seen
d. Not having been seen

Read the passage from an argumentative essay. many endangered species are currently threatened by climate change. there are some laws already in place, but are they effective enough? anyone with a conscience knows that these creatures deserve the chance to survive without outside threats impeding their survival. i suppose this is a tough decision for lawmakers, but i hope they choose wisely. which statement best evaluates the claim in the passage?

What task did the surveyors do? a. they studied the landscape to determine the most direct route for building a road. b. they designed treadmills that lifted blocks of stone to where they were needed. c. they dug trenches and filled them with sand, concrete, and large blocks to form a road.

Choose the correct form of word to complete the sentence. candies-candy's-candys effects on children's teeth is unfortunate.