Identify the type of OS for the following statement.
(a) It is. a family of open-source OS.
(b) It is a family of proprietary OS.
(c) It is a family of multitasking and Multi user OS.
(d) It is a windows alternative open source OS.
(e) Most common in tablets, phones.
(f) Concept of having more than one OS in a single PC.
