What is the purpose of Friar Laurence’s soliloquy at the beginning of the selection?

to show the audience that he knows about many uses for herbs
to reveal to the audience how he feels about young love
to give advice to Romeo about how to marry Juliet
to explain how he uses herbs in his cooking

The purpose of Friar Laurence's soliloquy at the beginning of the selection is to reveal to the audience how he feels about young love.