Where can you find this ancient viking settlement?

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:

Roman builders used rows of arches in there buildings to form a curved ceiling called what

The term that best captures the role of adults caring for infants and toddlers is: