What structural element is apparent in this poem of sonnet and primary colors

Thomas paine's common sense convicted colonists to

What do we call a two-syllable metrical foot that consists of one unaccented syllable followed by an accented syllable? a. anapest b.dactyl c.iamb d.elision

At four hundred miles they stopped to eat, at a thousand miles they pitched their camp. they had traveled for just three days and nights, a six weeks' journey for ordinary men. this excerpt is repeated several times. how does this repetition affect the epic?