Consider the following statements for a composite material:
1. It is considered to be any multiple material that exhibits a significant proportion of the properties of both constituents.
2. Constituent phases in a composite must be chemically similar.
3. A matrix combined with a reinforcing material is used in composite.
4. Thermosetting epoxy resin is used as matrix for some kinds of composition. Which of these statements are correct?
(a) 1, 2 and 3 (b) 1, 2 and 4
(c) 1, 3 and 4 (d) 2, 3 and 4