这句英语有语法错误吗

Question

The conditional beta is positive correlated with the market risk premium and negative correlated with the level of interest rate that seems a rational behavior.

Answer 1

应该是 positively correlated 和 negatively correlated

还有这个 that seems a rational behavior 是指整个句子吧？那就改为 which seems

：The conditional beta is positively correlated with the market risk premium and negatively correlated with the level of interest rate, which seems a rational behavior.

Answer 2

系表结构要用副词修饰

The conditional beta is positively correlated with the marketing risk premium and negatively correlated with the levels of interest rate， that seems the rational behavior

Answer 3

The conditional beta is positively correlated with the market-risk premium and negatively correlated with the level of interest rate that seems a rational behavior .