A. pollinating banana, breadfruit, and mango trees, and indirectly help produce
B. pollinating banana, breadfruit, and mango trees; and indirectly helping to produce
C. pollinating banana, breadfruit, and mango trees; and they indirectly help to produce
D. they pollinate banana, breadfruit, and mango trees, and indirectly help producing
E. they pollinate banana, breadfruit, and mango trees Indirectly helping the producing of