please explain why and type the words because I cant see clearly

6. (9 points) In a BJT The base region is sandwiched between emitter and collector b) The collector is sandwiched between base and emitter c) The emitter region is sandwiched between base and collector d) The largest current is that of the collector e) None of the above 30 7. (10 points) Is a pnp transistor a current-controlled or voltage controlled device? Explain your answer (10 pts) 7. (10 points) Is a png transistor a current-controlled or voltage controlled device? Explain your answer (10 pts) 8. (12 points) For this solar cell below, label the axes. Explain why the solid curve has the least series resistance and the inner dashed curve has the highest series resistance? Which curve has the largest shunt resistance