Step 1: Vapor phase growth.
Vapor phase growth involves vapor-liquid-solid growth for nanowires, matching (A) with (I).
Step 2: Liquid phase growth.
Liquid phase growth includes colloidal processing for the formation of nanoparticles and self-assembly of monolayers, matching (B) with (III).
Step 3: Solid phase formation.
Solid phase formation involves laser reaction pyrolysis for nanoparticle synthesis, matching (C) with (I).
Step 4: Hybrid growth.
Hybrid growth includes phase segregation to make metallic particles in glass matrix and two-photon polymerization for the fabrication of three-dimensional photonic crystals, matching (D) with (IV).
Final Answer:
\[
\boxed{\text{The correct answer is (2) (A) = (II), (B) = (III), (C) = (I), (D) = (IV).}}
\]