Which of the following represents the measure of angle A and angle B?

Ithink its deforestation.

Answer (d) may increase or decrease porosity through dissolution or deposition;

Answer accretion;

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.