Many plants could move northward and tow
题型：选择题
问题：
Many plants could move northward and toward the Pacific coast_____ rising temperatures and changes in rainfall．
A．with regard to
B．in defense of
C．by means of
D．in reaction to
Many plants could move northward and toward the Pacific coast_____ rising temperatures and changes in rainfall．
A．with regard to
B．in defense of
C．by means of
D．in reaction to