Read the following article and answer the question by choosing from the options.

Yesterday while swimming , I met a local guy who noticed my goggles and snorkel , and started talking to me . He showed me how to do many things . I was always trying to open the clams here , but he showed me to use my teeth to get it open .

How may the narrator feel to this more advanced swimmer and diver ?
OPT:
a). The narrator will be wary .;
b). None of the above choices .;
c). The narrator will be jealous .;
d). The narrator will be grateful .;...A:
d).