Answer:
So we want to connect the methods of communication.
The listed methods are:
Papel y tinta
el PDA
La tarjeta Airport.
And the options are:
1) 1st used
2) technology introduced in So's (I guess that there says 80's)
3) technology introduced in 90's
Let's analyze each one of these:
"Papel y tinta" means paper and ink, not much explaining needed here.
"el PDA" refers to the PDA (personal digital assistant). Is a mobile thatworks as an information manager, and the first one was introduced in 1984. But the "peak" of this thechnology was in the 90's.
"La tarjeta Airport" means "the Airport card"
Are wireless cards used to connect to wireless networks. It was introduced in 1999.
Then with that information, we know that the first of these methods used was paper and ink, then:
1) 1st used: Papel y tinta
the first PDA was introduced in 1984, then:
2. technology introduced in 80's: El PDA
Finally, the Airport card was introduced in 1999, so it was introduced in the 90's, then:
3) technology introduced in 90's : la tarjeta Airport
