By Bret Kenwell Lennar is rallying and KB Home is falling after the homebuilders’ earnings reports. Here are the key levels to know as investors fret about housing. KB Home (KBH) – Get KB Home Report and Lennar (LEN) – Get Lennar Corporation Class A Report posted earnings on Wednesday after the close and the reports couldn’t have come at a more interesting time. On Wednesday the Federal Reserve raised interest rates by 0.75 percentage point, with plans to continue raising rates through the end of the year. Chairman Jay Powell even spoke about the housing market specifically, noting that it wou…