________ has led to the spread of mountain pine beetles in BC.
A) An accidental introduction of the species
B) A change in the cycles of beetle populations
C) The presence of large stands of uniformly mature pine trees
D) Excessively cold winter temperatures

Question

Quizplus · Accepted Answer

The presence of large stands of uniformly mature pine trees has provided an ideal environment for the mountain pine beetles to thrive and spread.

________ Has Led to the Spread of Mountain Pine Beetles