Some engineering materials are made up of more than one phase, with different mechanical properties, such materials are known as

Some engineering materials are made up of more than one phase, with di

1.	Some engineering materials are made up of more than one phase, with different mechanical properties, such materials are known as
A.	Discontinuous
B.	Brittle
C.	Plastic
D.	Heterogeneous
E.	None of the above
Answer» E. None of the above