Assertion: Actin filaments are commonly called thick filaments whereas myosin filaments are commonly called thin filaments.

Reason: Actin filaments are thinner as compared to myosin filaments.

• A )If both Assertion and Reason are true and Reason is the correct explanation of Assertion
• B )If both Assertion and Reason are true but reason is not the correct explanation of Assertion

  C )If Assertion is true but Reason is false

  D )If Assertion is false but Reason is true