I am getting brainliest for answering questions, but beside my profile name, it says 1162/1000 points BUT 0/10 brainliest when I have been getting brainliest -_- WHY AM I NOT GETTING IT

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.