What is the meaning of "my bad"it​

The caption is an example of which kind of bias? "cute baby boars snuffle for food in the undergrowth"

John asks mond why they have to have whole groups of identical deltas. why not make everyone an alpha plus like bernard and helmholtz? are you satisfied with mond’s answer?

Which best compares the authors’ purposes in silent spring and “save the redwoods”? both authors want readers to protect human rights. both authors want readers to focus on saving trees. both authors intend to entertain readers with their essays. both authors intend to convince readers of their viewpoint.