He probably pointed out that they looked similar because Stryver asked one of the two accusers after being given the note, if he had ever seen someone that looked like Darnay before.
We can infer that it had something to do with their appearance.
And you could have mentioned that this is from "A Tale Of Two Cities"
Answer:
A. Perhaps names will be forgotten, but the sacrifice for freedom will always be appreciated.
Explanation:
Option A is the concept that both speeches have in common.
In Martin Luther Jr's speech, he revealed that it is those that were willing to suffer for righteousness' sake that are to be remembered by men and women of the land. The righteousness' sake he refers to here is "the sacrifice for freedom" many of them made.
Abraham Lincoln's speech shares the same thought with Martin Luther King Jr's speech. In Abraham Lincoln's speech, he reveals that the dead can only be remembered not be forgotten because of what they have done.