One of the Main Reasons Employers Offer Employees Flexible Benefits

One of the main reasons employers offer employees flexible benefits plans is

A) to keep them healthier so that they will not be out sick as much.
B) to cut costs of benefits administration.
C) because most people have fairly similar needs and thus want the same benefits.
D) employers cannot afford to offer employees any and all benefits.
E) because employees have diverse needs, and choosing their own benefits package will better meet those needs.