1. Which is NOT an arguable claim made by the author? It's a huge dangerous, maybe impossible project

I could tell you that we shouldn't keep all out eggs in this increasingly fragile basket
one good meteor strike and we all join the non-avian dinosaurs meteor strike

And have you noticed the weather lately?

Humanity was born on Earth. Are we going to stay here? I suspect I hope-the answer
is no

c

explanation:

answer: b) bubbling its way

explanation: an adjective is a word or a group of words that modifies a noun (name, thing, place,

in this case, the first option "to heartily enjoy" isn't describing or modifying any noun, the third option "hiking along merrily" is describing an action but it doesn't modify any noun, the last option "beside us" is just a preposition that indicates position, so the correct answer is the second one: "bubbling its way" because it is modifying the noun "stream".

the correct answer is aesthetics.