Melanie is giving an informative speech about the impact that pollution has had on orca whales. First, she plans to talk about the pollution in the oceans, and then she plans to talk about what this has done to orca whales. Which pattern of organization is Melanie using?

Cause-effect

Explanation:

The cause/effect theory is the process that describes how something happens, the cause(s) and its effect analyzes why something happens, links situations and events together.

The cause and effect pattern of organization leads to a balanced analysis, by stating all the possible causes and the associated effects.

Melanie presenting an informative speech where she wants to talk about impact that pollution has had on orca whales. Deciding to first talk about pollution in the oceans (cause) and also going ahead to talk about what this(the pollution) has done to orca whales (effect), will make the speech detailed, linking the situations together.

i do believe   by (keeping an organized record of all sources he or she referenced)good luck.

explanation: