The answer is C, because in an argumentative essay you should make shur that each paragraph support your position or claim
Having a wavelength shorter than that of the violet end of the visible spectrum but longer than that of the x rays
<span>The answer from the options is that she does not know the proper grammar rules in English. An example in the text is that Laura says, 'buy you your very own typewriter' without the proper 'I will' preceding it, which makes it grammatically incorrect.</span>
The answer is (C).
All proper nouns begin with a capital letter (e.g. Annie, Florida, American, etc)
Since July is capitalized, it is a proper noun.