Marketing strategies should be targeted to which of the following adopter classes -innovators
-innovators and early adopters
-innovators, early adopters, and early majority
-innovators, early adopters, early majority

19.

step-by-step explanation:

you add the 9 in the tens column since it is a single digit and 9 plus zero is 9 so it is 19

i don't know, but that looks pretty bad. my school passed us unless we failed in all the subjects, but idk abt ur school's rules.

copyright potato 2019.

#12 the answer is the third option