Answer: (c)
Step-by-step explanation:
Given
The inequality is [tex]7y+1<8y-9\\[/tex]
Solving the above inequality
[tex]\Rightarrow 7y+1<8y-9\\\\\Rightarrow 1+9<8y-7y\\\\\Rightarrow 10<y\ \text{or}\\\\\Rightarrow y>10[/tex]
Thus, option (c) is correct.