Robert and Jackie Arnold of Radnor announce the engagement of their daughter, Becca Arnold, to Mark Seltzer, son of Steven and Karen Seltzer of Huntingdon Valley.

    Becca, a graduate of the University of Delaware, earned a Bachelor of Arts degree in fashion marketing, and is currently working toward a master's degree in elementary education at Holy Family University.

    Mark, a graduate of the University of Maryland, holds a Bachelor of Science degree in accounting. He is the director of leasing and development for the Philadelphia Industrial Development Corporation at the Navy Yard.

    Becca is the granddaughter of Beverly Haas and the late Joseph Haas, and the late Stanley and Minnie Arnold. She is also the sister of Joseph Arnold. Mark is the grandson of Ruth Seltzer and the late Joseph Seltzer, Ida and Harold Rothenberg, and the late Mickey Sobelman. Mark is also the brother of Greg Seltzer.

    The couple is planning a November wedding.