${?}_{{?}_{{?}_{?}}{?}_{{?}_{?}}{?}_{i}s\text{t}\text{h}\text{e}\text{f}\text{i}\text{r}\text{s}\text{t}\text{s}\text{t}\text{e}\text{p}in\text{p}\text{r}\text{o}\text{g}\text{r}\text{a}\text{m}\text{m}\text{i}\text{n}\text{g}\text{.}}$

Multiple choice question.

Program maintenance

Program specification

Writing the code