The diver strapped the aqualung to his back in preparation to dive
Helen and Tom have received permission to take Ruth<span> and their other friends to </span>Snow Camp<span> for the latter part of their winter break</span>
I think it's B, but I can't guarantee it... Sorry
Answer:
Species interactions within ecological webs include four main types of two-way interactions: mutualism, commensalism, competition, and predation (which includes herbivory and parasitism). Because of the many linkages among species within a food web, changes to one species can have far-reaching effects.
Explanation:
Answer:
they were given a letter to give their parents to see if the parents approve