The currency risk associated with international diversification is a serious concern for portfolio managers. Is it possible

Question:

The currency risk associated with international diversification is a serious concern for managers. Is it possible for currency risk ever to benefit the portfolio’s return?
Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...