The knob layout of the bottom stove has several disadvantages relative to the other design. Design decisions may unavoidably create problems. The top loading VCR, although logical, disappeared because it required an open space above it. A design may work well, but if it is not compatible with user expectations about where it will go and how it will be used, design success may be lessened. Convenience Cup holders were noticeable improvements in convenience.
All finished designs are the sums of individual solutions to design sub problems.
This particular cup holder design and placement was probably dictated by other considerations. Look at other cars to see possible alternatives. The professors who evaluate you will expect more from you in this class than they have in any other class. One thing that will impress them, however, is a solid justification for the design decisions that you have made. If your design project requires interaction with humans, you may wish to visit the library for suitable references.