B. busco
It can't be Busca, buscamos is like a group looking, Buscas is like someone else looking. So it's ..Yo Busco
You can do”me gusta a ir a caminar”
You can do” me gustes a ir al cine
You can do” no me gusta la comida en casa
You can do” no me gusta los chiles
Hope this help you out! Happy holidays you too