(1)A number of States have adopted no-fault auto insurance,but what is it exactly?(2)Lets say that two drivers are involved in an auto accident,and one is injured.(3)The injured driver must prove that the other driver was at fault, or liable, at least under the rules of traditional liability insurance.(4)The other driver's insurance company then pays the injured driver's medical expenses.(5)Consider an example in which both drivers are insured under the no-fault plan.(6)In this case, the injured driver received payment from his own insurance company.(7)Unless the injured driver is very seriously hurt, it isn't necessary to prove which driver is was at fault.(8)Supporters claim that under the no-fault plan fewer disputes and delays occur.(9)Opponents of no-fault disapprove of limiting a person's right to sue and collect damages.(10)Regardless of their positions, however, opponents and backers agree on the importance of avoiding accidents in the first place.

Sentence 1:A number of States have adopted no-fault auto insurance,but what is it exactly?
What correction should be made to this sentence?

1. change States to states
2. change have to has
3. change have adopted to adopted
4. remove the comma after insurance
5. change what to which

3 ?

Wow!! This is your first wrong answer!

i know , i been doing real good,maybe its because i need a break! but i gotta have it done by Tuesday ugh :-o

You're doing great. Take a break. :-)

Yes, 1.

finally! Great Thanks

Yes, the correction that should be made to sentence 1 is option 3: change "have adopted" to "adopted". The correct sentence would then be: "A number of states adopted no-fault auto insurance, but what is it exactly?"