To what is Shelley alluding in Victor's assertion, “But I am a blasted tree; the bolt
has entered my soul; and I felt then that I shall survive to exhibit what I shall soon
cease to be a miserable spectacle of wrecked humanity, pitiable to others, and
intolerable to myself”? What does Victor mean?

This is a reference to Victor seeing the lightning bolt hit the tree so long ago. He means that he is not the man he used to be- peaceful, content, and happy. He is now miserable, "Wrecked," and hateful to himself

Explanation:

the following key ideas correctly express the key sentence.

restate key idea: most people can learn to swim in ten short lessons.

restate key idea: the majority of water-accident victims require mouth-to-mouth breathing.

restate key idea: an empty, tightly closed gallon jug will support a tired swimmer.  

restate key idea: first aid is to prevent accidents as well as assist in rescue.

explanation: the key idea needs to have the same topic as the key sentence (drowning and safety).

there is no picture just let me know what it is and i can you tho : ) mark me the brainliest ? have a good day