Fact 1: If a tree falls then sunlight becomes available to the surrounding plants.

Fact 2: Like all plants, it needs sunlight and warmth to grow.

Given the two facts above, answer the question "If a tree falls, then sunlight becomes available to what?" with the following options: 
- kill insects
 - growth
 - scarce resources
 - allow growth
 - important habitats
 - Tropical
 - develop poison
 - burn trees


 

    allow growth     