Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.

Question: Does nonoperative immediate weightbearing of minimally displaced lateral compression sacral fractures result in displacement?
Answer: : Immediate weightbearing, tempered by patient comfort, is a safe and acceptable treatment for minimally displaced LC sacral fractures and results in union with minimal additional displacement.
no

Question: Are wedding rings a significant source of bacterial contamination following surgical scrubbing?
Answer: This preliminary study would suggest that a traditional band wedding ring is not a source of a bacterial load following a standard surgical scrub procedure and, as such, there is no requirement for their removal pre-operatively.
no

Question: Is minichromosome maintenance protein 7 a risk factor for recurrence in patients with Dukes C colorectal cancer?
Answer: We found that the expression of MCM7 is an independent risk factor for RFS in patients with Dukes C colorectal cancer. Further studies are required to investigate the validity of MCM7 protein expression for its potential clinical use in colorectal cancer therapy and prognosis.

yes