You need all the information from the S.S passage and use textual evidence
C i think You have to look more into it though
Answer:
Unified Modeling Language
Explanation:
Unified Modeling Language (UML) is a type of modeling language that aims at defining a standardized method to visualize how a system has been designed. UML enables developers to construct, visualize, specify, and save artifacts durig the phases of software development. UML describes a set of diagrams and symbols used to graphically model a system.
Unified modeling language is a visual language, not a programming language.
Answer: Observational Study
Explanation: Observational study involves observing and measuring specific characteristics without attempting to modify the subjects being studied.