Ethicist: The general principle-if one ought to do something then one can do it-does not always hold true. This may be seen by considering an example. Suppose someone promises to meet a friend at a certain time, but-because of an unforeseen traffic jam-it is impossible to do so.
Which one of the following is an assumption required by the ethicist's argument?
[A]If a person failed to do something she or he ought to have done, then that person failed to do something that she or he promised to do.
[B]Only an event like an unforeseen traffic jam could excuse a person from the obligation to keep a promisIfI f there is something that a person ought not do, then it is
[C]something that that person is capable of not doing.
[D]The obligation created by a promise is not relieved by the fact that the promise cannot be kept.
[E]If an event like an unforeseen traffic jam interferes with someone's keeping a promise, then that person should not have made the promise to begin with.
LSAT
Which one of the following is an assumption required by the ethicist's argument?
[A]If a person failed to do something she or he ought to have done, then that person failed to do something that she or he promised to do.
[B]Only an event like an unforeseen traffic jam could excuse a person from the obligation to keep a promisIfI f there is something that a person ought not do, then it is
[C]something that that person is capable of not doing.
[D]The obligation created by a promise is not relieved by the fact that the promise cannot be kept.
[E]If an event like an unforeseen traffic jam interferes with someone's keeping a promise, then that person should not have made the promise to begin with.
LSAT