Here we assume that disintegration has occur so the normal t½ formular will not be used
mathematically we..⅛×5600 =700
therefore it is about 700years option A
We know that there are 100 cm in 1 m, so we can use this to convert to meters:

Therefore we know that
cm is equal to 2.41 m.
Answer:the Boundary of an advancing mass of warm air, in particular the leading edge of the warm sector of a low-pressure system.
Explanation: