Statement I : Bats can catch their prey in the darkness of night. Statement II : Bats can produce and also detect ultrasound.

• Correct answer
  A

  Both the statements are individually true and Statement II is the correct explanation of Statement I
• B

  Both the statements are individually true but Statement II is not the correct explanation of Statement I
• C

  Statement I is true but Statement II is false
• D

  Statement I is false but Statement II is true

Hence, the correct answer is option: 'A'.