Answer:
Declarative sentence.
Step-by-step explanation:
The sentence presented in the question above, presents the textual structure known as descriptive. This textual structure presents a text that describes and presents situations, people and elements. In the sentence presented, we can see that the speaker is describing a certainty about the extra planning that is being established.
In this case, we can say that this is a declarative sentence, which also has the objective of describing something, someone or a situation or event. In addition, declarative sentences are essential elements of descriptive texts.