The replacement set is
Replace n in with each value in the replacement set and check whether the inequality is true or not. \ \
\
n \ | \
\
| \
\
True or false \ | \
\
5 \ | \
\
| \
\
True \ | \
\
7 \ | \
\
| \
\
True \ | \
\
9 \ | \
\
| \
\
False \ | \
The solution set is
Option B is right choice.
\