What is one important reason why Venus cannot support life as we know it? * A. Venus' surface temperature is about 480 degree C (896 degree Fahrenheit).

B. Venus has no life sustaining atmosphere.

C. Venus' dense clouds keep the planet's temperature very low.

D. It does support life already.

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples