Answer:
![2](https://img.qammunity.org/2020/formulas/mathematics/high-school/ungpj0wd9ftsqhaos5e4zdvweyb227ctto.png)
Explanation:
To find square root, you have to find out what number times itself will create the square root value:
means that there has to be a number that times itself to get 4.
2*2=4
Meaning that 2 is the perfect choice for this question.
= 2