"(5) Closed-loop manufacturing is a process in which the waste that is created during the manufacturing of products is used as raw material for new products. (6) You’ve probably thrown an aluminum beverage can in a recycling bin when you were finished with it, but recycling cans is only one form of closed-loop manufacturing. (7) Some companies are fighting against manufacturing waste in the fashion industry by creating programs where customers buy an article of clothing and then send it back to the company when it is worn out. (8) The company then sends them a new shirt made from material that has been recycled from other shirts." The writer wants to add a word or phrase to the beginning of sentence 7 (reproduced below), adjusting capitalization as needed, to introduce the example in a way that demonstrates how it relates to the ideas presented in the previous sentence.
Some companies are fighting against manufacturing waste in the fashion industry by creating programs where customers buy an article of clothing and then send it back to the company when it is worn out.
Which of the following choices best accomplishes this goal?

A. However,
B. For example,
C. By contrast,
D. As a result,
E. Moreover,