subject
World Languages, 22.04.2021 20:40 yadi64

Read the following line: Three viruses caused polio, and a vaccine had to be effective against all of them.

In this context, the word effective means

A. neutral
B. successful
C. theoretical
D. virtual

ansver
Answers: 3

Another question on World Languages

question
World Languages, 23.06.2019 19:00
Which leadership function is being employed in the following situation
Answers: 1
question
World Languages, 25.06.2019 11:50
You could speculate that it is important for motorists to keep -up-to-date with traffic laws and driving techniques
Answers: 1
question
World Languages, 28.06.2019 01:30
Ano ang kasing kahulagan ng matanda
Answers: 1
question
World Languages, 28.06.2019 13:50
Spanish (you formal) but this compre esto compro esto compra esto compró esto (you formal) study math estudies mathemática estudia mathemáticas estudie mathemáticas estudias mathemáticas
Answers: 2
You know the right answer?
Read the following line: Three viruses caused polio, and a vaccine had to be effective against all...
Questions
question
English, 26.12.2020 21:10
question
English, 26.12.2020 21:10
question
Advanced Placement (AP), 26.12.2020 21:20
question
Mathematics, 26.12.2020 21:30
question
Mathematics, 26.12.2020 21:30
Questions on the website: 13722367