I don't mean to spoil the party here, but... "Seems awkward" translates to "I have no idea what's actually wrong with these choices".mevicks wrote:C will be to collide seems awkward
D has the correct idiom form --> It is likely that
E likelihood of a asteroid/comet that may collide seems awkward
Not only is "awkward" darn near impossible for non-native speakers to detect, but it's also not actually an error. Make sure you can find something that's actually wrong with the wrong answers.