C. preemption is the answer to your question.
I hope I helped.
Answer:
In grammar, tense is a category that expresses time reference. Tenses are usually manifested by the use of specific forms of verbs, particularly in their conjugation patterns. The main tenses found in many languages include the past, present, and future.
Judging by the fact that the Aztecs are famous for violence and human sacrifices, the word "Kill" would fit in the blank.
Germany were the ones who challenged great britain for supremacy of the seas before world war 1 started.