Find the Point $( x , y )$ On the Unit Circle That Corresponds to the Real Number

Multiple Choice

Find the point $( x , y )$ on the unit circle that corresponds to the real number t. (Round your answer to one decimal place.) $t = \frac { \pi } { 2 }$

A) $t = \frac { \pi } { 2 }$ corresponds to the point $( 1 , - 0 )$ .
B) $t = \frac { \pi } { 2 }$ corresponds to the point $( - 0 , - 1 )$ .
C) $t = \frac { \pi } { 2 }$ corresponds to the point $( 0,1 ) .$
D) $t = \frac { \pi } { 2 }$ corresponds to the point $( 1,0 ) .$
E) $t = \frac { \pi } { 2 }$ corresponds to the point $( 0 , - 1 )$ .