Choose the option that best improves the underlined portion of the sentence

he supposed that their present dispositions and instincts are the same which they originally had, and that their present manner of life is a continuance of their first destination.

A. No Change
B. Is supposing
C. supposes
D. did suppose

1 answer

The option that best improves the underlined portion of the sentence is:

C. supposes

So, the revised sentence would read: "he supposes that their present dispositions and instincts are the same which they originally had, and that their present manner of life is a continuance of their first destination."

This option maintains the correct tense and subject-verb agreement within the sentence.