Answer:
I think the answer is Mr. Culpepper wants to help his students but does not know how to do it
There were no roads or automobiles in the area.
It's clear through the passage that there are no paved roads or cars to get the miners from place to place. They had to carry all of their gear and supplies through dangerous trails by foot, only being able to travel a certain amount each day.
Hi, I'd sat that the correct answer is B. A cannot be correct, because the simple subject would be "dinosaurs", whereas the complete subject is "large and small dinosaurs", they don't match. C is a similar case - simple subject is "detectives", whereas the complete subject would be "detectives Homer Fry and Janine Small:. In D - simple subject is "crocodiles", whereas the complete subject is "crocodiles, quiet as logs". That leaves us with only one solution - "Cory" is both a simple and a complete subject.
Answer: A. secondary exchange
Explanation: The secondary market is where investors buy and sell securities from other investors (think of stock exchanges. Stocks, also known as equities, represent fractional ownership in a company).