Question

Which fossil fuel contributed the least to Mexico City's air pollution?

A.
uranium

B.
coal

C.
oil

D.
natural gas

Answer 1

@paki

Answer 2

what do u think the answer is?

Answer 3

oil?

Answer 4

yeah thats what i think!

Answer 5

are u giving medals?

Answer 6

i was thinking the same

Answer 7

i thought a... but im not sure

Answer 8

no its coal

Answer 9

ok

Answer 10

r u givin medals?

Answer 11

yes

Answer 12

to who?

Answer 13

u

Answer 14

gtg bye

Answer 15

thx bye!

Answer 16

let me know if u get it right!

Answer 17

I believe B is incorrect. http://www.city-data.com/world-cities/Mexico-City-Environment.html