Question

what is the meaning of heading and sub heading​

Answer 1

Answer:

Heading is For a Topic Like Cell and Sub heading means A topic like Mitochondria in it and then is the detail about Mitochondria. Means Sub heading is something like a Part of Heading

Answer 2

Headings and subheadings organize content to guide readers. A heading or subheadingappears at the beginning of a page or section and briefly describes the content that follows. Do not type all uppercase headings such as: "THIS IS A HEADING