Help on Spanish easy 12-15 set or estar

Look at the image, read, and select the correct sentence that matches the image. pretty woman in front of a mirror tú es bonita. yo eres bonita. tú soy bonita. yo soy bonita.

Which in spanish an example of: 1) a comparison between two unlike things, and 2) something that you consider the best. when creating your two sentences make sure to use the following expressions: mejor que, peor que, el/la mejor, el/la peor

Ineed with 6-20! my teacher didnt really explain