Relational expression are one or more variable and maybe even values, which operators have linked together. It is also known as the process, which is used to calculate the outcome, that is generated by the relational expression. These words are typically designed to answer the questions in boolean values, and other options were not correct, that can be described as follows:
In option A, This process is used to perform the mathematical operation, that's why it is not correct.
Option B and Option D both is used to compare values, that's why it is not correct.
