If all of Earth's history were squeezed into one 12-hour period, how long ago did Precambrian time end? How long ao did the Cenozoic Era begin/

Awell-diversified portfolio needs about 20-25 stocks from different categories is this true or false?

Design a pos circuit that displays the letters a through j on a seven-segment indicator. the circuit has four inputs w, x, y, and z which represent the last 4 bits of the uppercase ascii code for the letter to be displayed. thus, if wxyz = 0001 then "a" will be displayed. (any answer with 22 or fewer gates and inverters, not counting any for the inputs, is acceptable)

The "instance" relationship shows that something is an object of a