Identify the sentence that uses capitalization correctly

Question

a

The whole family appreciated the letter Senator Smith sent to Uncle Jeff.
b

The whole family appreciated the letter senator Smith sent to Uncle Jeff.
c

The whole family appreciated the letter Senator Smith sent to uncle Jeff.
d

The whole family appreciated the letter senator Smith sent to uncle Jeff.

Answer 1

The correct sentence that uses capitalization correctly is:

a

The whole family appreciated the letter Senator Smith sent to Uncle Jeff.