Question

sort the words according to the meanings of their shared roots. transmit protocol protohistory transatlantic protolanguage protagonist first across

Explanation:

La raíz "proto -" significa "primer" o "original", mientras que la raíz "trans -" significa "a través de". Las palabras con "proto -" son: protocol, protohistory, protolanguage, protagonist. Las palabras con "trans -" son: transmit, transatlantic.

Answer:

first: protocol, protohistory, protolanguage, protagonist
across: transmit, transatlantic