Many Trees in a Tropical Rain Forest Have ________ Because

Multiple Choice

Many trees in a tropical rain forest have ________ because ________.

A) buttressed bases the soils are so wet
B) buttressed bases of the need for structural support necessitated by the shallow root systems they possess
C) deep root systems a large percentage of soil nutrients lies at great depths as a result of having been flushed there by heavy rains
D) deep root systems water near the soil surface is often too acidic for the trees to tolerate
E) thick,rough bark tropical animals try to burrow into the wood.