You are out working in your garden, and you notice that one of your favorite flowering plants has black, dead spots on the leaves. you immediately suspect that the plant has been invaded by a pathogen and has initiated a(n)

Hypersensitive response

Explanation:

 The hypersensitive response is one of the type of mechanism that are used in the plants for preventing the plants from the infection that are caused by the microbial pathogens.

The hypersensitive response is the process that restrict the plants growth and also spread the pathogens to the different parts in the plants.

When the plants identify the pathogens then the plants activated the hypersensitive response.

Therefore, Hypersensitive response is the correct answer.

you should try adrenaline. it kicks in in situations like this.

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic