The displacement of a particle which moves along a straight line is given by S = 4t³ + 3t² - 10 where S is in meters and t is in seconds. The time taken by the particle to acquire a velocity of 18 m/sec from rest, is_____.

A)
1 sec
B)
1.5 sec
C)
1.9 sec
D)
2.5 sec

Correct Answer :   1 sec