Sentence Semantics is one of the most important branches of Semantics, establishing dialogues and interfaces with the other areas of research withi...

Sentence Semantics is one of the most important branches of Semantics, establishing dialogues and interfaces with the other areas of research within the main framework of the field. Regarding the theoretical guidelines of the area of Sentence Semantics, read the statements below: 

I) Lexical Semantics can be defined as the study of word meaning.

II) Sentence Semantics investigates the principles and rules that govern the construction of meaning within sentence through the articulation of the elements that compose the phrases and sentences

III) Lexical Semantics and Sentence Semantics, although belonging to the macro-field of Semantics, study completely different objects, thus being areas without any sort of contact between each other. 

What is the option that presents the correct judgement about the statements above?

I - true, II - false, III - true.

I - false, II - true, III - true.

I - true, II - true, III - true.

I - true, II - true, III - false.

I - false, II - false, III - true.