Solution:The science that systematically studies the function of signs, is known as Semiology.
• Semiotics, also called semiology, is the study of signs and sign-using behaviour.
• The Swiss linguist and one of the founders of semiotics, Ferdinand de Saussure defined it as the study of "the life of signs within society".
• Semantics is the study of the meaning of words, phrases and sentences. • Scriptoria (Scriptorium) is a room set apart for the writing or copying of manuscripts.
Hence, the correct answer is option (d).