How many hydrogen atoms must bond to silicon to give it an octet of valence electrons?

"where are you taking me? " the car hesitated, or rather gave a faint whirring click, as if information, somewhere, was dropping card by punch- slotted card under electric eyes. "to the psychiatric center for research on regressive tendencies." he got in. the door shut with a soft thud. the police car rolled through the night avenues, flashing its dim lights ahead. which statement best describes the intended aesthetic impact of this excerpt? o a. by showing leonard obeying the police car, the author reinforces the theme of surrendering one s individuality. o b. by relating the way the car responds, the author underscores the theme of the dangers of a mechanized of society o c. by having leonard, a seemingly normal person, taken to a psychiatric center, the author injects irony, leaving the reader surprised o d. by showing leonard communicating with another person, the author satisfies his need for human contact, leaving the reader hopeful

Which line in this excerpt from the great gatsby by f. scott fitzgerald contains a simile? about half way between west egg and new york the motor-road hastily joins the railroad and runs beside it for a quarter of a mile, so as to shrink away from a certain desolate area of land. this is a valley of ashes—a fantastic farm where ashes grow like wheat into ridges and hills and grotesque gardens where ashes take the forms of houses and chimneys and rising smoke and finally, with a transcendent effort, of men who move dimly and already crumbling through the powdery air. occasionally a line of grey cars crawls along an invisible track, gives out a ghastly creak and comes to rest, and immediately the ash-grey men swarm up with leaden spades and stir up an impenetrable cloud which screens their obscure operations from your sight.

When the author quotes the actress sarah brown as saying, i truly believe that this film gives an important message to audiences, the author is using a) repetition. b) a testimonial. c) an ethical appeal. d) the bandwagon method.