Breast tumour biopsy specimens can be typed for a number of gene expression patterns.Together,these can provide risk analysis for the likely aggressive growth and metastasis of the tumour.How can this most help the physician and patient?

A)Some patients want to know as much as possible.
B)This can help them to decide whether and what kind of chemotherapy is warranted.
C)This can help them decide whether the tumour should be removed.
D)Some physicians may use the information to decide what to do, but not tell the patient.
E)This can help to aggregate health statistics.