What is the function of footnotes in an informational article such as this ?

What word or words suggest they have a monotonous marriage? in the lamb to the slaughter

Which of these flaws does ulysses reveal while leaving the island after blinding the cyclops? a. a need for comfort b. a need for companionship c. a desire for glory d. a desire for riches

Selectie mellaniswel. anne bradstreet's poems were greatly influenced by which aspects of her upbringing? 1. her education ii. her religion iii. her father a. i and ii b. ii and iii c. i and iii d. i, ii, and iii