Question

Sit up straight____

Choose the correct answer( punctuate the following sentence)
A. ;

B. ?

C. .

D. :

Answer 1

D

Step-by-step explanation:

it's D because most people say this with an excited tone

Answer 2

The correct punctuation should be C

Step-by-step explanation:

Because A, D are used to break up sentences. B is a question mark and wouldn't be used in a declarative sentence.