PLEASE HELP WILL GIVE BRAINLIEST!!!!
Question 2 (1) In nature, this important element is always found as a compound such as calcium carbonate and calcium fluoride. (2) Lack of calcium can be a serious problem. (3) Calcium-deficient bones are brittle and break easily. (4) Older people, especially older women, frequently gets osteoporosis.

Which sentence in the paragraph contains an error in subject/verb agreement?

A.) Sentence 1
B.) Sentence 2
C.) Sentence 3
D.) Sentence 4