There is a sentence that is missing in the paragraph below. Look at the paragraph and decide in which blank (option $1, 2, 3,$ or $4$) the following sentence would best fit.
Sentence: Most were first-time users of a tablet and a digital app.
Paragraph: Aage Badhein's USP lies in the ethnographic research that constituted the foundation of its development process. Customizations based on learning directly from potential users were critical to making this self-paced app suitable for both a literate and non-literate audience.
___$(1)$ ___ The user interface caters to a Hindispeaking audience who have minimal to no experience with digital services and devices.
___$(2)$___ The content and functionality of the app are suitable for a wide audience. This includes youth preparing for an independent role in life or a student ready to create a strong foundation of financial management early in her life. ___$(3)$___ Household members desirous of improving their family's financial strength to reach their aspirations can also benefit. We piloted Aage Badhein in early $2021$ with over $400$ women from rural areas. ___$(4)$_____
The digital solution generated a large amount of interest in the communities.
- Option $1$
- Option $2$
- Option $3$
- Option $4$