Answer: OPTION B
Explanation:
The like term of the given monomial
must have the following characteristics:
- The exponent of "m" must be "2".
- The exponent of "n" must be "1".
Then, you can observe that the option that shows a monomial with this characteristics is the option B.
Therefore, the like term with the given monomial
is:
![-m^2n](https://img.qammunity.org/2020/formulas/mathematics/middle-school/ixlc8150v54gv147vdvp0gvlj6xly9grwk.png)