I am in karachi, because Karachi is a city and you can't be "at" a city. Saying I'm at only works if it a place such as a grocery store or a mall, but does not apply to cities or countries.
The correct answer is C) NOT B!!!!!!!
let me know if you any other questions :)
Answer:
The correct answe is option D: Short-term effect of bicycles becoming increasingly popular, which is the improvement of the nations's road that best characterized.
Explanation:
Wheels of change is when bicycles became extremly popular in the 1800s and 1900s.
Answer be C.
Samantha is creating an article from the 1700s and 1800s. One source provides information from the 1900s to modern day, therefore doesn't work in this case. So the choice of C doesn't work.