The three capitalization errors used in statement are: Twain, River, and American.
What is capitalization errors?
Capitalization errors can be defined as the process of making use of capital letter wrongly or inappropriately.
Twain, River, and American which alphabet start with capital letter was suppose to start with small letter in the statement given.
The correct statement after detecting the capitalization error is: Mark twain spent his childhood on the banks of the Mississippi river in missouri, which influenced the themes and settings of his classic american Novels.
Therefore the three capitalization errors used in statement are: Twain, River, and American.
Learn more about Capitalization errors here:https://brainly.com/question/25978421
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