This morning we made it to the ship , which is in port until Wednesday . We unpacked much of our science gear , got some of it set up , and of course spent time arguing with the instruments and the computer that controls them . We also loaded food onto the ship .

Available choices: [i] None of the above choices .; [ii] We are chefs who deliver and cook the food for the passengers .; [iii] We are scientists running some tests on the ship .; [iv] We are robotic assistants who work in tandem with the computer .;
Answer the following question: What may be the type of work were are in ?
[iii]