Answer:
Billy.
Explanation:
The name of the young boy employed by Sherlock Holmes as a page boy was Billy. He plays just a minor character in the Sherlock Holmes series.
The character of Billy can be seen most prominently in the stories "Valley of Fear", "The Problem of Thor Bridge", "The Mazarin Stone" where he even played a significant role in the arrest of the villain. He plays a much more significant character/ role in three plays by the author Arthur Conan Doyle. The three plays on Sherlock Holmes are "Sherlock Holmes, A Drama in Four Acts", "The Stonor Case" and "The Crown Diamond". He also appears in "The Painful Predicament of Sherlock Holmes", a spoof about Sherlock Holmes by William Giillette.
“whose father worked for the railroad” is a subordinate clause as it is a relative clause beginning with the pronoun “whose”. It is particularly used in written English and it refers to possession of things or to make association or connections with other things or people.
For an in-text citation, you would need the author's name and the page number. For example... <span>Romantic poetry is characterized by the "spontaneous overflow of powerful feelings" (Wordsworth 263).</span>
You can conclude that the speaker Believes that climate change is a serious manner that needs to be addressed immediately with effective measures to insure the best outcome for planet earth and mankind itself.