What attribute is commonly used to specify the method for form submission?

The method attribute is essential for defining how form data is sent to the server when a user submits the form. Specifically, this attribute can take on values like "GET" or "POST," indicating whether the form data should be appended to the URL (for "GET") or sent in the body of the request (for "POST"). This distinction directly influences how the server processes the submitted data, making the method attribute crucial for web developers to control the data submission workflow.

While the action attribute also plays a significant role by specifying the server endpoint where the data should be sent, it does not define how that data is transmitted, which is the primary function of the method attribute. The type attribute refers to the type of input elements, such as "text" or "submit," and the input attribute itself is not a standard attribute for forms but rather pertains to specific input fields. Thus, the method attribute is indeed the correct choice for indicating the submission technique of a form.