Refer to the inage below. The line labeled 2. is which part of the business letter?

a
Your Birth Date - The day you were born
b
Response Date - The date you expect an answer
c
Your Favorite Date - The best day of your life
d
Date Line - The date you created and sent the letter

What is wi-fi infrastructure? a metropolitan area network that uses radio signals to transmit and receive data a communications technology aimed at providing high-speed wireless data over metropolitan area networks a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves includes the inner workings of a wi-fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a wi-fi signal