In reference to ‘horse shoe crabs’, consider the following statements.
- Horse shoe crab species are found in the eastern coasts of India.
- Because blood of horseshoe crabs can clot in the presence of bacteria, medical researchers use it to test intravenous drugs, vaccines, and medical devices.
- Horseshoe crabs are more closely related to spiders than they are to crabs.
How many of the above statements is/are correct?