What is the definition of biosphere? (1 point) O the area of the earth that is liquid
O the area of the earth where all living things exist
O the area of the earth that is solid
O the area of the earth covered by water

Which statement does lola need to correct, and why? a) statement 1 because spiral galaxies do not havearmsb) statement 2 because the bulges contain mostlyyoung red stars.c) statement 3 because the arms are made of mostlyyoung blue and blue-white stars.d) statement 4 because spirals galaxies contain littleto no dust.(c)