does the following question require a one side test or two side?

does the following question require a one side test or two side?

1. Let p be the population proportion of female possums. Test the hypothesis that the population proportion (p) of female possums is 0.5. That is, the proportion of males and female possums is the same in the popula- tion. You must summarize all steps: The null (H0) and alternative hypotheses (Ha) relevant to the research objectives stated in this scenario, the value of a suitable test statistic, the sampling distribution for this statistic, a P-value, your summary of significance and conclusion in plain language.