What are the products of urea cycle?
(a) One molecule of urea, one molecule of ammonia, one molecule of ATP and one molecule of fumaric acid
(b) One molecule of urea, one molecule of AMP, two molecules of ADP and one molecule of fumaric acid
(c) One molecule of aspartic acid, one molecule of ammonia, one molecule of ATP and one molecule of fumaric acid
(d) Two molecules of urea, two molecules of ammonia, one molecule of ATP and one molecule of fumaric acid