|Question 21Verbal

Source Texts

Text
William Bowditch's home in Massachusetts was one of dozens of stops on the underground railroad (the network of people and places that some enslaved people used to escape to freedom). The word "underground" may lead one to assume that Bowditch kept his antislavery views a secret. ______ his views were quite well known.
Which choice completes the text with the most logical transition?
On the contrary,
A
As a result,
B
For example,
C
Additionally,
D