[tex]\huge \bf༆ Answer ༄[/tex]
Let's solve ~
[tex]\qquad \looparrowright \sf \sqrt{70xy} [/tex]
[tex]\qquad \looparrowright \sf \sqrt{2 \times 5 \times 7 \times x \times y} [/tex]
No pair formed, hence the result will be same ~
that is :
[tex]\qquad \looparrowright \sf \sqrt{70xy} [/tex]
Correct option is B
