Answer:
Chords that have an equal length are called congruent chords. An interesting property of such chords is that regardless of their position in the circle, they are all an equal distance from the circle's center. The distance is defined as the length of a perpendicular line from a point to a line.
I'd say the answer is C, shield volcano.
The correct answer should be <span>the political and social conditions may have affected the author. Authors may try to incorporate his experiences or acquaintances in his way of writing an autobiography in relation to the political status and social conditions at the time of his writing.</span>