Which factors are least likely to affect the development of an orientation program?

The least likely factor to affect the development of an orientation program is the weather on the day of the program. While weather conditions can certainly influence daily events or outings, they generally do not have a significant impact on the foundational planning and design of an orientation program itself. A well-structured orientation program should be designed to accommodate various environmental conditions, ensuring that participants can effectively learn the necessary skills regardless of weather fluctuations.

In contrast, other factors like the availability of public transport, an individual's past experiences, and their age coupled with vision impairment directly influence how the orientation program should be tailored. For example, knowing the accessibility of public transport can inform logistical decisions, while understanding an individual's past experiences with orientation can guide the adaptation of training materials to better suit their learning needs. Additionally, age and the specifics of vision impairment can shape the instructional strategies employed to ensure effectiveness in teaching orientation skills.