In what way was communication by telegraph an improvement over communication by mail carriage? The telegraph allowed instant communication.
The telegraph used Morse code.
The telegraph let messages be delivered in days instead of weeks.
The telegraph carried the sounds of people’s voices.

A. The telegraph allowed instant communication.

Explanation:

b.   jim crow laws were enacted in northern states.

the wants of children today than in colonial times are very different. as well as the roles. children now have electronics such as phones, tablets, tvs, etc. back then, kids didn’t have electronics. in the colonial times, children were expected to their parents in their work. but now, children are expected to go to school.

hope i

-lavira : )