Rail - a bar or series of bars, typically fixed on upright supports, serving as part of a fence or barrier or used to hang things on
road - a wide way leading from one place to another, especially one with a specially prepared surface which vehicles can use.
Animals being in captivity is bad for their instincts. In captivity, animals lose their more wild side that's in touch with their original and natural environment. Unless an animal (specifically whales in this case) is injured and cannot be in the wild, they should not be kept in captivity.
The direct object comes after the action verb while the subjective complement comes after a linking verb. :)
B.) In his poem, “The White Man's Burden,” Rudyard Kipling never actually defines the white man's burden. ... The white man's burden is to work hard to help people (“To seek another's profit,/And work another's gain) who do not want to be helped. The white man's burden, then, is the set of problems that comes with imperialism.