In "Mending Wall", by Robert Frost, the line from the poem that most strongly supports the idea that some people don't consider the implications of what they've been taught is option <em>D. "He will not go beyond his father's saying." </em>The narrator is doubtful about mending the wall, but the neighbor repeats his father´s words and traditions 'Good fences make good neighbors', and acts in consequence.
4. In 1854, Cyrus West Field conceived the idea of the telegraph cable and secured a charter to lay a well-insulated line across the floor of the Atlantic Ocean. Obtaining the aid of British and American naval ships, he made four unsuccessful attempts, beginning in 1857.
(B) To picture in your mind :)
The 2nd option you gave us, is your answer