What is true about the completly simplified difference of the polynomials

6x^6-x^3y^4-5xy^5 and 4x^5y+2x^3y^4+5xy^5

•the difference has 3 terms and a degree of 6

•the difference has 4 terms and a degree of 6

•the difference has 3 terms and a degree of 7

•the difference has 4 terms and a degree of 7

Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h