Answer:
"Bending the knee" is a formal act of submission to a king, queen or lord, a recognition of authority and a demonstration of fealty.
Explanation:
I believe that the answer is C
Complete Subject: "The doorbell"
Simple Subject: "doorbell"
Complete Predicate: "rang loudly"
Simple Predicate: "rang"
Verb: "rang"
Answer: B
Explanation: They keep the ecosystem clean of the dead insect carcasses ad aid in the destruction and decomposition of plant and animal matter.
