Which is a more efficient way of powering something direct current or alternating current

For a typical middle-income family, what is the estimated cost of raising a child to the age of 18? $145,500 $245,340 $304,340 $455,500

Lakendra finished working on her monthly report. in looking it over, she saw that it had large blocks of white space. what steps could lakendra take to reduce the amount of white space?

What type of multimedia are live news feeds? live news feeds are examples of multimedia.