I am pretty sure it is A.
The answer is a because there is no joining words or two clauses put together.
explanation -
<em>I believe this would fall into the 'Art' category rather the English category, but I think the best answer would be </em><em>Lighting</em><em> (how light affects your portrait) </em><em>Angles </em><em>(and how angles affect the mood & feeling of the subject) </em>
Answer:
The mysterious and disfigured Mr. Steward arrives to deliver the key to unlock the button, and tells Norma that if the button is pushed, she will receive $1 million in cash, but someone she does not know will die. He gives her $100 for allowing him to enter the house and voice his deal, and leaves.