Which of the following are the primary causes of climate cha

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Which of the following are the primary causes of climate change?
a) Excessive burning of fossil fuels
b) Exploding numbers of automobiles driven by oil
c) Increasing solar flares
d) Heavy deforestation
Select the correct answer using the code given below:

?????? ???????? ?? ???????? ???? ?????????? ??? ?? ??? ?? ????
?) ??????? ???? ?? ???? ???????
?) ??? ?????? ??????? ????????? ?? ?????? ????????????
?) ??? flares ??????
?) ???? ???? ?? ????
??? ?? ????? ?? ??? ????? ?? ??? ???? ??? ??:

[UPPSC 2017 P1]

A b and c only

बी और सी केवल

B a, b and d only

ए, बी और डी केवल

C a, b, c and d

ए, बी, सी और डी

D a and d only

केवल ए और डी