Concept:The constant e is the base of natural logarithms, approximately equal to 2.71828.Explanation:The value of e is a fundamental mathematical constant.It is defined as n→∞lim(1+n1)n.Its approximate decimal value is 2.718281828459045..., which rounds to 2.7183 when taken to four decimal places.Among the given options, only 2.7183 matches this value.Answer:A. 2.7183