Plzzz help!!! 45point!

Find the error with subject-verb agreement. Select the incorrect verb and type it correctly.
Taiwan's tea production date back to the early eighteenth century; the country
is now known for its oolong, black, and green teas.

i believe it is "he will always remain extremely timid" if its wrong sorry

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"solitude is an inner concept rather than an outward one" is the statement among the choices given that  would be included in a summary of paragraph one of society and solitude. the correct option among all the options that are given in the question is the third option or option "c". i hope the answer you.

theresa is going to be my girl this year, he promised himself as he left the gym full of students in his new fall clothes.