Which one of the following is a filter feeder?

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Q: (IAS/2021)

Which one of the following is a filter feeder?

question_subject: 

Science

question_exam: 

IAS

stats: 

0,90,61,22,20,90,19

keywords: 

{'catfish': [0, 0, 0, 1], 'octopus': [0, 0, 2, 0], 'feeder': [0, 0, 0, 1], 'filter': [0, 0, 0, 1], 'oyster': [0, 0, 0, 1], 'pelican': [0, 0, 0, 1]}

Oyster is a filter feeder as it feeds on plankton and other small organisms by filtering water through its gills.