All screenshots I saved in the process

First rendering with a dome light

Another dome-light preview rendering

Experiment with a light source that is like a window

A rendering showing the light source

The light source is a light on the ceiling

Implement a (biased) direct light sample for window light scene

Implement direct light sample for ceiling light scene

Rotate the cup and view from a different angle

Cup with hand-drawn texture

Try depth of field blur

A new layout, thanks Ms. Rogers

A new layout

New layout

Try to place the cup on the floor

Place multiple cups in a scene

Multiple cups in a scene

Multiple cups on the table

Multiple cups on the table

Place an actual seashell in the scene