The basic building unit of all silicates is [UPSEAT 2002]

• A. \[Si{{O}_{4}}\] square planar
• B. \[{{[Si{{O}_{4}}]}^{4-}}\] tetrahedron
• C. \[Si{{O}_{4}}\] octahedron
• D. \[Si{{O}_{4}}\] linear