Examples of ring with identity is. A. Ring of integers B. Ring of rational numbers C. Ring Real numbe4rs D. Allof these View AnswerD. Allof these Related MCQs For any element a€R , let Ra ={ra∶a∈R,r∈R} then Ra is an ideal of R. Every maximal ideal is. Every I.D is not a field but it can be embedded in a field which is called. Every PID is UFD but converse not true. If an=0, where n is least positive integer then element a is called. In Principal ideal domain every non-zero prime ideal is. If P is a prime ideal ina commutative ring with identity then R/P is. Set of integers form a field. Centre of the ideal I is. A ring in which every prime ideal is irreducible.