Which of the following passages from an essay about bicycle use best uses precise language and domain-specific vocabulary to support the topic?
O A. The town of Mayfield's bicycle use increased by 16 percent last
year, due in part to the addition of 20 miles of bike lanes to the
town's infrastructure.
B. Everyone knows that riding a bike instead of driving a car is a
good thing to do and the kind of thing that every citizen should
spend more effort doing.
C. Urban planning and modifications in a city's infrastructure can
lead to super-fast changes in people's lifestyles - look at how
many bicycles popped up, just like that.
O D. I understand why Mayfield had more bike lanes put in, and I wish
they had done it sooner in order to make my commute easier.

A. The town of Mayfield's bicycle use increased by 16 percent last

year, due in part to the addition of 20 miles of bike lanes to the

town's infrastructure.

Explanation:

quite an interesting way to teach topic sentences, because the answer to this question is the best definition of a topic sentence that one can present, it is as if answering the questions taught you how to do it, this is some real teaching, it is terribly well-done.

the topic sentence in this paragraph is:

topic sentences writers stay on track and keep a paragraph from becoming an aimless collection of sentences about an idea.

which incidentally tells you what a topic sentence should be.

the sample answer on e2020

conflicting values are demonstrated between two different groups in animal farm. first, the farm animals value hard work. this is shown by them working late and working long hours at the request of the pigs. napoleon and the pigs, however, sleep late daily. furthermore, the animals value equality. this differs from the value of napoleon and the other pigs. instead of equality, they value only gaining power and maintaining their own privilege, which is demonstrated by their taking extra milk and sleeping in beds.