Question -
Class which delegates the task of delimiting fields and records within a file to a LineMapper, which in turn delegates the task of identifying the fields within that record, to LineTokenizer.
Options:
A .  org.springframework.batch.item.file.FlatFileItemReader
B .  org.springframework.batch.item.file.FlatFile
C .  org.springframework.batch.item.file.FlatFileItem
D .  org.springframework.batch.item.file.FileItemReader
Answer: Option A
The FlatFileItemReader also declares a fieldSetMapper attribute that requires an implementation of FieldSetMapper.
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