Because of growing evidence that shrinking of forest cover

94. Because of growing evidence that shrinking of forest cover occurs continuously, rather than just in major events such as fires and tornadoes , experts are now recommending a new proactive afforestation policy.
A. Because of growing evidence that shrinking of forest cover occurs continuously, rather than just in major events such as fires and tornadoes , experts are
B. Because there is growing evidence that shrinking of forest cover has occurred continuously, rather than just in major events such as fires and tornadoes , experts are
C. Because growing evidence of shrinking of forest cover occurring continuously, rather than in just major events such as fires and tornadoes , experts are
D. Because of growing evidence as to shrinking of forest cover occurs continuously, rather than in just major events such as fires and tornadoes , experts will be
E. Because of the growing evidence for shrinking of forest cover occurs in a continuous fashion, rather than in just major events such as fires and tornadoes , experts


OA is

I guess Because of is used for nouns and pronouns. In this case A cant be the ans, can soembody pl explain.