Question

Primary sources are sometimes difficult to understand because English words:

O
A. have unusual meanings.
B. are hard to spell.
O c. have changed a great deal over time.
O
D. are longer than words in other languages.

Answer 1

C. have changed a great deal over time.

Step-by-step explanation:

Primary sources are sometimes difficult to understand because English words have changed a great deal over time.

Answer 2

C. have changed a great deal over time