Advantages to Replacement of Metal Parts Used in High- Temperature

Advantages to replacement of metal parts used in high- temperature applications with ceramics include:
1) Ceramics are easily manufactured free of defects.
2) Ceramics are less dense than metals.
3) Ceramics are less brittle than metals.
4) Ceramics are more resistant to corrosion than metals.

A) 2, 3, 4
B) 1, 2, 4
C) 2, 4
D) 1, 2, 3, 4
E) 1, 3, 4