The lesson reflection framework typically comprises several components that help educators analyze and improve their teaching practices. Among the options you've provided, "b. strategies" is the most fitting choice, as it encompasses the methods and approaches educators use to reflect on their lessons and enhance their effectiveness.
While written exercises (a), assessment activities (c), and teaching (d) are all important aspects of the educational process, they do not specifically capture the essence of a lesson reflection framework as directly as strategies do.
Therefore, the best answer is: O b. strategies.