Assertion: Deficiency of sulphur causes chlorosis in plants.Reason: Sulphur is a constituent of chlorophyll, proteins and nucleic acids. ?

• A. Both the Assertion and the Reason are truebut the Reason is not a correct explanationof Assertion
• B. Both the Assertion and the Reason are trueand the Reason is a correct explanation ofthe Assertion
• C. Both the Assertion and the Reason arefalse
• D. Assertion is true but the Reason is false