I would go with B too. Thawing it on the counter, I do that Lol!
The public health approach involves defining and measuring the problem, determining the cause or risk factors for the problem, determining how to prevent or ameliorate the problem, and implementing effective strategies on a larger scale and evaluating the impact.
A structure made up of two or more kinds of tissues that perform a special functions is an organ.
The color of sky is blue due to the molecules in the air dissipate blue light from the sun more than they dissipate red light.