What type of lens was used to take this picture?

fish-eye

bulb

telephoto

standard

Explain why it is reasonable to assume that receiving 3 duplicate acks in tcp is an indication that the network is not currently congested.

10. when you create a pivottable, you need to specify where to find the data for the pivottable. is it true

20 points archie wants to use a reflector as he photographs a newlywed couple. what would he consider in his choice? a. shadow and sunny b. homemade and professional c. lamps and boards d. incident and reflected e. neutral density and enhancement