Sometimes you require a database, sometimes a database is not sufficient. Of the following list of scenarios, select the option representing the combination where databases would not provide adequate interfaces to perform processing and serving of the data?

i$)$ You are building a front$-$end application that provides live scores to end users.

ii$)$ You are building a front$-$end application that predicts how users will look when they age.

iii$)$ You are building an application that serves users with live weather forecasts.

iv$)$ You are building an application that predicts whether an end user should take an umbrella for their commute based on where they live and what they do for a living.