These questions consist of two statements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following five responses.
Assertion: Eukaryotic cells have the ability to adopt a variety of shapes and carry out direted movements.
Reason: There are three principal types of protein filaments`-`microfilaments, microtubules and and intermediate filaments, which constitute the cytoskeleton.
A. If both assertion and reason are true and the reason is a correct explanation of the assertion.
B. If both assertion and reason are true but reason is not a correct explanation of the assertion.
C. If the assertion is true but reason is false.
D. If the assertion and reason are false.