Given below are few statements related to external fertilization . Choose the correct statement .
i. The male and femle gamtes are formed and relased simulatneously
ii. Only a few gameter are released into the medium
iii. water is the medium in a majority of organisms exhibiting external fertilization .
iv. offspring formed as a result of extermal fertilization have better chance of survival than formed inside an organism.
A. iii and iv
B. iand iii
C. ii and iv
D. iand iv