What is a footnote?
an online link to another website
an offline link to more information
a note to assist the musical learners
a description of the text's citations

i took the test, the correct answer is:

✓   an offline link to more information

the answer to your question would be, "a description of the text's citations."

hope i could

the servant does not kill the child oedipus as he was ordered to do because "he pitied the child" based on the oedipus rex story. the servant was ordered to kill the child because of the prophecy that predicted king laius' death. the king already had attempted to hurt oedipus by piercing oedipus's ankle. however, the servant did not finish the job and he rather saved the baby oedipus.

explanation: