I hope this help you.
I think the pilgrims have their own individual motives. For example, the Pardoner might be compelled by his occupation to make the pilgrimage, but it could be that his real motivation is scamming the other Pilgrims.
Literary Techniques, on the contrary, are structures usually a word s or phrases in literary texts that writers employ to achieve not merely artistic ends but also readers a greater understanding and appreciation of their literary works. Examples are:metaphor<span>, </span>simile<span>, </span>alliteration<span>, </span>hyperbole<span>, </span>allegory etc<span>.</span>