We Can't See Very Well Under Water Without a Diving

Multiple Choice

We can't see very well under water without a diving mask because

A) the cornea is "designed" to be surrounded by air.
B) the presence of water functionally eliminates most of the cornea's refractive power.
C) pressure on the lens is increased.
D) both the cornea is "designed" to be surrounded by air and the presence of water functionally eliminates . most of the cornea's refractive power