Question: When using PCA, what would happen if you choose to keep only one Principal Component for a dataset where all variables are perfectly correlated? Group

When using PCA, what would happen if you choose to keep only one Principal Component for a dataset where all variables are perfectly correlated?
Group of answer choices
Only the variance shared among the original variables would be retained.
All information from the original variables would be retained.
All information from one original variable would be retained, the rest would be lost.
All information from the original variables would be lost.

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