At which two National FFA Conventions was the FFA Creed revised?

The FFA Creed underwent important revisions at the 38th and 63rd National FFA Conventions, making option B the correct choice. The revisions were aimed at ensuring that the Creed reflected the evolving values and ideals of the organization and its members. These updates allowed the Creed to remain relevant and resonant with the contemporary experiences of FFA members. The 38th convention took place in 1965, while the 63rd occurred in 1990, marking significant moments in the organization's history for both the adaptation of its foundational philosophies and the broader agricultural education movement. The other options listed do not correspond to the specific conventions where the revisions were officially made, highlighting the significance of understanding the historical context of the FFA Creed in relation to the organization's growth and development.