The concept of multiple inheritance is implemented in Java byI.   Extending two or more classes.II.  Extending one class and implementing one or more interfaces.III. Implementing two or more interfaces.

A).  Only (II)

B).  (II) and (III)

C).  (II) and (III)

D).  Only (I)

E).  Only (III)

 (II) and (III)

• A and B can complete a piece of work in 80 and 120 days respectively. They together start the work but A left after 20 days. After another 12 days C joined B and now they complete the work in 28 more days. In how many days C can complete the work, working
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