The correct answer is D. <span>D."Be careful!" he exclaimed. "That bridge is not stable!". When writing a direct quotes, the sentence inside the quotation marks should start with a capital letter. Also, when continuing the sentence after the quotation mark, the letter should not be capital unless it is a proper noun.</span>
Well, using my limited knowledge, "cleaving" means to chop, break in half, split, etc. Twain means twice. So, perhaps it's like "you've broke my heart in half", something along those lines? hopefully this helps you.
The correct option is D.
Although, the recipient address written at the back and the inside of a business letter usually carries the same basic information, but the address that is written at inside of the letter does not normally include the ZIP code; the ZIP code is written at the back of the letter alone.
The ZIP code refers to the specific number of digits that is written at the back of the envelope in order to make it easy to get the letter across to the recipient. <span />