When it comes to choosing a font for PowerPoint presentations, it is important to consider readability and professionalism. One suitable option is Arial, a widely-used sans-serif font that offers clarity and simplicity. Its clean lines make it a great choice for titles and headings.

For body text, Times New Roman is a classic serif font that provides a polished and authoritative look. With its distinguishable strokes and high legibility, it is a preferred choice for academic and business presentations.

Another popular font is Calibri. This modern sans-serif font offers a sleek and contemporary feel, making it ideal for professional presentations. Its balanced proportions and curved edges provide a pleasant reading experience.

Lastly, Verdana is a font that works well for both titles and body text. This sans-serif font offers a slight twist to traditional letterforms, enhancing readability and creating a modern aesthetic. It is particularly suitable for on-screen display due to its website-friendly design.

In conclusion, always remember to choose fonts that are easy to read and convey professionalism. The aforementioned fonts – Arial, Times New Roman, Calibri, and Verdana – are all excellent choices for PowerPoint presentations.