What is the best way to punctuate the bolded portion of the sentence?

A frequent question is Why is my set of Narnia books numbered in the wrong order?"

question is "Why

question is Why

question is,"Why

question is, Why

Then, in 1887, yet another copy of the decree-this one almost intact-was unearthed in the ruins of a temple in Lower Egypt.

What soil becomes richer as dead plants decay topsoil subsoil bedrock parent rock

His father posted the letter change into passive voice

Which group of tenses indicates continuing action? a. perfect b. progressive c. simple d. past

Why is the letter/word I capitalized but the letter/word a isn't?

What climate zone includes Central America? a. temperate b. polar c. tropical d. arctic

Are these complete sentences, or is one of them a fragment? Homer Simpson worked on the jigsaw puzzle all weekend. On Sunday, he finally finished it.

African slaves were brought to the english colonies to meet the demand for a. soldiers brought about by wars with native americans. b. soldiers brought about by wars with france and spain. c. labor brought about by large-scale farming. d.

What is the setting for Fahrenheit 451? the 24th Century the 20th Century the 19th Century

After reading the tragedy of Julius Caesar, why would the reader consider mark antony the antagonist of Brutus? A. Brutus and mark antony are both protagonists because they do not cause problems for each other. B.