5 Facts About Walt Whitman that would explain why he wrote this poem

On one of his many outings through the brobdingnagian countryside, gulliver walks on a small path through a field. during this walk on the small path, how does gulliver get dirty? a. the dwarf throws at gulliver, b. the queen of brobdingnagian steps on gulliver, c. gulliver gets caught in a rainstorm, and d. gulliver falls in cow dung.

Which of these sentences uses parallel structure

“generally, however, the term robot refers to any machine that is able to perform a complex task on its own, but whose actions or tasks are controlled by human programming.”