the input device that is most likely to be used to play computer game is the be
a. joystick b. keyboard c. touch screen d. mouse
correct answer - joystick
a - ii, b - iv, c - i, d - iii a
c
a
a
b 

those are answers ur welcome a, b and c (a) Sensory neuron  
(b) Spinal cord (CNS)  
(c) Motor neuron  
(d) Effector = Muscle in arm a
c
c
a
c, i think some i know off:

 microsoft - windows vista/7 speech recognition (english only)
 nuance - dragon naturallyspeaking

i personally prefer dragon. nitendo = family console

ps3 = amazing game console with better graphic than xbox 360, free internet unique games... : killzone,uncharted,grand turismo,little big planet...

xbox 360 =not a great console. not worth buying: 60$ a year, xbox 360 unique games: halo,gears of war 

i prefer ps3 following cards have been verified

rcs\_r2ug-a2e16-a pcie switch

nvidia’a dgpu

intel82572ei nic

nec upd720200 usb3.0 card

asus usb3.1 card

moschip usb2.0 card

ocz ssd

ocz rvd400-22280-512g-a ssd

silicon image corp. 3132 sata controller

intel e10g42bt x520-t2 10gigabit nic card

sta… if you need osx get a mac. getting osx on a pc is very hard and/or illegal. it will also not run as well as it will on a real mac. so my vote is for the macbook pro. the right option is d) pure