1. by lugging multiple books, e-readers do away with the onerous task for us. 2. by carrying e-readers, we are saved the onerous task of lugging multiple books. 3. carrying e-readers, we are saved the task of lugging multiple books, which is onerous.
order the sentences from best to worst.
231
the first sentence implies that e-readers are lugging books. this is an absurd meaning. the last sentence, by introducing the "which" clause, is unnecessarily awkward.