Which ad unit has the initial dimension of 180×150?

The ad unit that has the initial dimension of 180×150 is known as a Rectangle. This format is commonly used in digital advertising because it offers a versatile space that can accommodate various types of content, such as images, text, or videos. The dimensions allow for a reasonably sized ad that can be effectively displayed on a wide range of websites.

In digital advertising, the Rectangle ad unit typically appears within content or in the sidebar, making it effective for drawing attention without being overly intrusive. This size is particularly popular for display advertising, as it meets industry standards while also providing enough visual real estate to engage users. Understanding the dimensions and applications of different ad units is essential for effective campaign planning and execution.