a) progress
b) meter
c) details
d) menu

Answer: c
Explanation: A scalar measurement within a range or fractional value is defined by meter tag. A list/menu of coommands is displayed by menu tag in html. The details tag specifies additional details that the user can view or hide on demand. The details tag can be used to create an interactive widget that the user can open and close. Any sort of content can be put inside the <details> tag. Progress of a task is done by progress element.