Math: Which note represents the total of the following rhythmic values?

A quarter note has a solid oval head and a vertical stem but no flag.+ A quarter note has a solid oval head and a vertical stem but no flag.+A half note has a hollow or open oval head, a vertical stem, and no flag.= _________
(1 point)
Responses

A sixteenth note has a solid oval head, a vertical stem, and two flags.
Image with alt text: A sixteenth note has a solid oval head, a vertical stem, and two flags.

A quarter note has a solid oval head and a vertical stem but no flag.
Image with alt text: A quarter note has a solid oval head and a vertical stem but no flag.

A half note has a hollow or open oval head, a vertical stem, and no flag.
Image with alt text: A half note has a hollow or open oval head, a vertical stem, and no flag.

A whole note has a hollow or open oval head and no stem or flag.

The total of these rhythmic values would be a whole note.