Which is a complete sentence?
a. Roosevelt Arch, the first major entrance.
b. Yellowstone Park sits on a dormant volcano.
c. To capture breathtaking views.
d. A less traveled route to Lone Star Geyser.
It is a complete sentence because it has a subject, a verb, and it expresses a complete thought.
Its subject is Yellowstone Park. Its verb is sits. It expresses a complete thought, meaning it does not give rise to questions.
choice a - only has a subject choice c - dependent clause, gives rise to the question "why?" like why are we here? answer: we are here to capture breathtaking views. choice d - dependent clause. gives rise to the question "what?". like what is a less traveled route to Lone Star Geyser? answer: Blank bridge is a less traveled route to Lone Star Geyser.