Author credentials are one way to establish credibility.
true or false

True

Explanation:

Knowing who the author is means you know if they are smart enough to answer, are they  random blogger or someone who has studied something for many years

answer by yourhope:

hi! : )

which answer best describes the interaction between the elements mentioned in the excerpt?

b. an individual influencing an idea!

: )

the development of trade during the middle age increased to the change given in the agriculture, which gave money, industry and markets a bigger importance in economy. the agriculture production was more than the consumption, which meant the creation of wider markets out of the areas. besides, with the end of multiple wars, the population increased and new trade routes were created.