A sentence is divided into three parts I, II and III. For each part a corrections statement is given. Determine the part which requires correction and mark it as your answer.
Rapid economic ascendence has brought many challenges, / including high inequality, rapid urbanization, challenges of, / environmental sustainability, and external imbalances.
(I) Rapid economic ascendance has brought on many challenges
(II) high inequality, rapid urbanization, challenges to
(III) environmental sustainability, and external imbalance

Options

A. Only III
B. Both I and II
C. Both I and III
D. Only II