GOOD AFTERNOON, HOW CAN I CREATE DEPENDENT DROP-DOWN LISTS BETWEEN THEM. THAT IS, WHEN SELECTING AN ELEMENT FROM LIST 1, FILTER THE ELEMENTS IN DROP-DOWN LIST 2.
THANK YOU

GOOD AFTERNOON, HOW CAN I CREATE DEPENDENT DROP-DOWN LISTS BETWEEN THEM. THAT IS, WHEN SELECTING AN ELEMENT FROM LIST 1, FILTER THE ELEMENTS IN DROP-DOWN LIST 2.
THANK YOU

Here is one way
OKAY . I WANTED TO KNOW IF IT WAS POSSIBLE TO SOLVE IT WITHIN THE APPLICATION, WITHOUT THE NEED FOR GOOGLE SHEET. WITH APP INVENTOR
THANK YOU SO MUCH

there, using capitals is not very friendly is it. Please do not do it again.
This sample is similar: