Due to its predator/prey relationship with the fox population, the number of rabbits in a particular region is cyclical and oscillates between a maximum of $3000$ rabbits and a minimum of $500$ rabbits. The population of rabbits reaches a maximum once every $15$ years. **Which of the following graphs could model the situation if $t$ stands for time, in years, and $P$ represents the rabbit population, in thousands?** [[☃ radio 1]]