Denote the total biomass in a given area of soil at time π t,B(t) π, and assume that π B(0)=3 π and π lvert dBdt rvert ≤ 1 π for all π t ∈ [0,3] π. What can you say about π B(3) π?
a) π B(3) π could be any value between 0 and 6.
b) π B(3) = 0 π
c) π B(3) = 3 π
d) π B(3) = 6 π