Your company offices are on the ground floor, but your operations and storage areas cover three levels, with two full sets of stairs. A candidate for an inventory clerk job mentions that she cannot climb more than three or four steps because of a long-term knee condition. She is well qualified for the job and most of the work can be done in the office; however. Previous inventory clerks visited the other floors regularly to monitor supplies. What factors must you take into account in deciding whether to hire her?