Compared to mutual funds, exchange traded funds (ETFs): A. Are more cost-effective for investors with a short term horizon
B. generate higher taxable gains
C. accommodate investors pursuing narrow market segments
D. Are more diversified
E. Have higher overhead expenses

Industrial engineers who specialize in ergonomics are concerned with designing workspace and devices operated by workers so as to achieve high productivity and comfort. a paper published in this research area reports on a study of preferred height for an experimental keyboard with large forearm-wrist support. a sample of 31 trained typists resulted in an average preferred height of 80.0 cm