Read the following passage and answer the question.
"...establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity...."
Q: Which of the following is the best meaning of "insure" as it appears in the Preamble?
A:to take out a policy
B:to eliminate
C:to make a claim against
D:to make certain