The college savings unit of John Hancock has broadened the menu of investment choices available through the 529 plans it helps to offer with the Education Trust of Alaska.

John Hancock, Boston,, a unit of Manulife Financial Corp., Toronto, says it has added the John Hancock Funds II Emerging Markets Value Fund to 4 of its Alaska Freedom 529 college savings plans.

Hancock also is adding an emerging markets fund to these portfolios’ investment option menus.

The Education Trust of Alaska is managed jointly by John Hancock and T. Rowe Price Associates, Baltimore.