Question

The most important thing in the world was silence (change it to complex)

Answer 1

Silence is the very important thing in the world

Answer 2

The stated sentence "The most important thing in the world was silence" is a type of simple sentence.

The sentence can be changed into a complex one by expanding on a phrase or just a part of it. It can be done in the following way.

'The thing that was most important in the world was silence'.

In the given complex sentence, the part "most important thing in the world" has been further expanded to "the thing that was most important in the world".