You are the IT lead in a start$-$up company that has started marketing smart thermostats for residential heating and cooling systems. Leadership has tasked you with designing a system that consumers can install in their homes. These systems should be easy to install and user$-$friendly.

Here is what you will need to deliver. ANSWER ALL THE SECTIONS PROPERLY WITH DIAGRAMS MADE FROM VISIO OR SOMETHING SIMILAR

A$)$ A UML case diagram for an in$-$home smart thermostat system

B$)$ A UML sequence diagram for the thermostat system

C$)$ A UML deployment diagram for the thermostat system

D$)$ A written report that defines each type of diagram, explains their importance and use, and justifies the design decisions in your diagrams

MUST PROVIDE ALL DIAGRAMS SEPERATELY. Remeber that these are all parts of one single question, according to Chegg rules you are allowed to answer all the sections that comes under one question. Thank you.