How many independent words can 'HEARTLESS' be divided into without changing the order of t

How many independent words can 'HEARTLESS' be divided into without changing the order of the letters and using each letter only once ?

A. 2

B. 3

C. 4

D. 5

E. Can't be so divided

Answer: B . 3

Justification:

The words are HE, ART and LESS.