To measure (the depth of a body of water).
To test (an upright surface) to determine the vertical.
B, allusion. Allusion is a reference to something of historical or cultural significance, like Michelangelo.
In this case the one that makes the most sense is A)
I am sorry if I a wrong!
Porque means "because" in Spanish (and Portuguese).
Answer:
Explanation:
A: look up a book in a library