is the magnification of an optical element called the and is measured in . List 3 main types of lenses (6 points):
a
b
c
PLEASE I REALLY NEED THIS! ITS 9TH GRADE PHOTOGRAPHY

  answer clean and tinned with melted solder;

That i would call a dead end, since you can't know that it's always possible to immediately reconnect (server could be down, lines between you and the server could be down), and even if it was this would take some time slipping the packages out your wan in the meantime.the solution to this problem rather like satras says to block wan access for those hosts, and if policy routing is being used you need to use the soltion found by fastlanejb in this thread:   the link to the problem forum 

No. you would need some type of program downloaded to open the special file