How do we use "must" and needed "have to" to express necessity / an advance for examples?

Sarah is having a tip-of-the tongue experience with the name of an indian restaurant that recently received a great review. she suspects that it may start with a “k” sound and consist of two syllables, but all that comes to mind is canton or ccouscous. which of the following choices would be the most likely name of the restaurant?

In robert fosters birches what does the speaker think of when he sees birches bend left and right

Why does hillenbrand include both the triumphs of louie and the ominous background on japan in the same chapter