You have the option of making a two-point turn, u-turn or going counter-clockwise around the block to reverse your direction. you will likely best minimize your risk by:
a. making a u-turnb. going around the blockc. making a two-point turnd. the risk is likely to be the same for all three options given

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.

answer; shays rebellion;

answerfibrous proteins;