Final answer:
The question is related to cancer research on ovarian cancer in England between 2013 to 2017, with multiple options representing different aspects or stages of the research.
Step-by-step explanation:
According to the information provided, the question is related to cancer research specifically focused on ovarian cancer in England between 2013 to 2017. The options a) Overall b) I c) II d) III e) IV f) Cancer research refer to different aspects or stages of the research related to ovarian cancer in England during the mentioned time frame.
Overall: This option might refer to the overall statistics, trends, or conclusions drawn from the research.
I, II, III, IV: These options could possibly represent different stages or phases of the research process, such as data collection, analysis, or presentation of findings.
Cancer research: This option could indicate a specific aspect or subtopic within the research, which might involve studying the causes, treatment, prevention, or impact of ovarian cancer in England.