Answer:
Engineering
Explanation:
Start by eliminating illogical choices: dentistry, business, literature.
That leaves science and engineering.
Designs of suspension bridges usually include half parabolas or half hyperbolas, which indicates that engingeering is the logical choice here.
Science is discovery and understanding of the natural, physical world, whereras engineering is the application of knowledge and tools, of which space curves (such as hyperbolas) are one.