Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R): Assertion (A): Positive xylem pressure causes exudation of sap through hydathodes, a process called guttation. Reasons (R): Guttation is noticed when transpiration is suppressed and relative humidity is high. In the light of the above Statements, choose the correct answer from the options given below: