The answer that best summarizes the central idea of the excerpt is Although Miep Gies never considered herself a hero; after the war, many other people did.
This excerpt describes some details about how Miep Gies helped Jews to hide from the Nazi movement and how she never saw her action as anything extraordinary which re-enforce the idea that she never considered herself a hero.
We don't have any other elements of information in this excerpt to select the other options as the correct answer.
I believe the third one is the most illogical example
the march did not achieve the result he had hoped for.
hope this help!
In this paragraph the speaker describes his grandmother's look, who is living in a nursing home. He compares her with Ethel Barrymore and says they both have "faces like the side of a mountain and wonderful voices like syrup being poured". He means they both have rough-textured skins, like most elder people, and that they have soft silky voices.