The R.ape of the Lock is a mock-heroic narrative poem written by Alexander Pope, using the heroic couplet.
A couplet refers to a stanza consisting of two lines only, and heroic means that each of these two lines is written using rhyming iambic pentameters. Iamb means that an unstressed syllable is followed by a stressed one. Pentameter means that there are 5 meters in one line (penta = 5), and given that one meter equals two syllables, pentameter is a line consisting of 10 syllables.
Is there a more specific question?
To my mind, the correct answer is ( C ) It most likely takes practice to learn to use a ReWalk. Despite the fact that this device helps disabled people to have a more comfortable and normal life style, it seems that it takes practice to learn to use it. It can be inferred when the author describes how to use in the second paragraph. Besides, the author states that the device requires some effort from the person in order to make it function properly (3rd paragraph).
I believe the answer is Predicate