Allocating the fund's assets among three main asset classes: the stock class (equity securities of all types, including funds that invest in such securities), the bond class (fixed-income securities of all types maturing in more than one year, including lower-quality debt securities which are sometimes referred to as high yield debt securities or junk bonds, and funds that invest in such securities), and the short-term/money market class (fixed-income securities of all types maturing in one year or less, including funds that invest in such securities). Maintaining a neutral mix over time of 20% of assets in stocks, 50% of assets in bonds, and 30% of assets in short-term and money market instruments. Adjusting allocation among asset classes gradually within the following ranges: stock class (10%-30%), bond class (40%-60%), and short-term/money market class (10%-50%). Investing in domestic and foreign issuers. Investing in Fidelity's Central funds (specialized investment vehicles used by Fidelity® funds to invest in particular security types or investment disciplines) and Fidelity's exchange-traded funds consistent with the asset classes discussed above.