Choose from options: Determine if the sentence is true based on the text below:
the agent is aged more than 5

The Ebro Delta (delta de l'Ebro) is the largest humid zone in Catalonia. It is the second most important natural aquatic habitat in Spain after the Doana National Park. The Delta is of international importance for its plant species and its fauna.
Options:
(a). Yes
(b). It's impossible to say
(c). No