The least number, which when divided by 12, 15, 20 or 54 leaves a remainder of 4 in each case is :

[A]450

[B]454

[C]540

[D]544

**544**

LCM of 15, 12, 20, 54 = 540

Then number = 540 + 4 = 544 (4 being Remainder)

Hence option [D] is correct answer.