Which of the following best summarizes the original text? “It is not uncommon to encounter sentences which, though they contain a great number of words and are constructed in a highly complex way, nonetheless turn out on inspection to convey very little meaning of any kind.”
选项：

A:

Simple sentences are best to convey meaning 

B:

Complex meaning should be expressed with complex sentences 

C:

Some sentences may look complex but are not very meaningful 

D:

Complex sentences are always hard to understand