The study showed that carbon dioxide emissions increased
much less in the last year than analysts had expected them to
and general pollution levels will fl‡atten out this year.

(A) had expected them to and general pollution levels will
‡‡flatten
(B) had expected and that general pollution levels would
flatten
(C) expected they would and that general pollution levels
will be ‡flattening
(D) expected it to and general pollution levels would
‡flatten
(E) expected and that general pollution levels will have
flatten