When does a bill go to a conference committee answers?

Is it true the ancient egyptians created a calendar that had 10 days in a week

1.3.3 quiz: primary and secondary sourcesquestion 4 of 102 pointsa secondary source is reliable and credible if the person who created thesource is an expert on the topic, is educated and respected in the field ofstudy, and:

Who was the macedonian conqueror of greece and builder of an empire?