Brands in highly differentiated product classes require heavy advertising to establish a unique image

On Yap Island, in the Pacific Ocean, early inhabitants used large limestone disks, known as Rai stones, as money. Some of these disks weighed as much as a car! Everyone agreed that the stones were valuable and the people utilized them in much the same way we use money today. The weight of the stones and the fact that a Rai stone is difficult to split into smaller denominations would make Rai stones unfit to act as money today because Rai stones could not act as a ________.

Fill in the blank(s) with correct word

Investors are generally well advised to avoid mutual funds with

A) highly rated fund managers. B) low fees and high tax efficiency. C) consistently poor historical performance. D) good performance in both up and down markets.