My company provides the following options. i don't know how to narrow down which funds would get me well diversified, while keeping the expence ratio down. Any help coming up with a good portfolio given these options would be greatly appreciated.

Thanks!

Commodities Broad Basket

PIMCO Commodity Real Ret Strat Admin PCRRX Exp Ratio: 0.99%

Diversified Emerging Mkts

DFA Emerging Markets I EDFEMX Exp Ratio: 0.56%

Domestic Hybrid

Invesco Van Kampen Equity and Income Fund ACEIX Exp Ratio: 0.79%

Foreign Large Value

Dodge & Cox International Stock DODFX Exp Ratio: 0.64%

Foreign Stock

Europacific Growth Fund R5RERFX Exp Ratio: 0.53%

Inflation Protected Bond

American Century Inflation Adjusted Bond Investor Class ACITX Exp Ratio: 0.47%

Intermediate-term Bond

Dodge & Cox Income Fund DODIX Exp Ratio: 0.44%

Large Blend

Columbia Large Cap Index Z NINDX Exp Ratio: 0.20%

Large Growth

T. Rowe Price New American Growth PRWAX Exp Ratio: 0.79%

Large Value

T. Rowe Price Equity Income PRFDX Exp Ratio: 0.66%

Mid-Cap Blend

Vanguard Mid Cap Index Admiral Shares VIMAX Exp Ratio: 0.09%

Mid-Cap Growth

Vanguard Mid-Cap Growth Index Inv VMGIX Exp Ratio: 0.23%

Mid-Cap Value

Vanguard Selected Value VASVX Exp Ratio: 0.41%

Real Estate

Nuveen Real Estate Securities Fund FREAX Exp Ratio: 1.3%

Small Blend

DFA US Small Cap I DFSTX Exp Ratio: 0.37%

Small Growth

Vanguard Small Cap Growth Index Admiral VSGAX Exp Ratio: 0.09%

Small Value

Vanguard Small Cap Value Index VISVX Exp Ratio: 0.23%

Stable Value

UTC Stable Value Trust UTCSV Exp Ratio: 0.65%

World Stock

American Funds New Prespective R5 RNPFX Exp Ratio: 0.49%

Capital World Growth and Income R5 Shares RWIFX Exp Ratio: 0.49%