I think that the answer is animals, but I need more context to answer correctly P:
For this case we can translate the sentence given as:
If there is no wind you cannot ___________
The completion options are:
We know that to surf, you only need waves and to dive it is necessary to dive into the sea. Thus, the correct option is option A.
Answer:
Si no hay viento no puedes practicar la plancha de vela
I know for sure that its wrong, but sorry im not sure how to fix it.