She is confident (1)/ to win the gold medal (2)/ this time. (3)/ No error (4).

Options

A. 1. She is confident
B. 2. to win the gold medal
C. 3. this time.
D. 4 No error

Answer

2

Explanation

of winning will replace to win because - Confident (Adj.) agrees with Prep.-of and + ingverd
(Gerund)
Look at the example given below:
The team feels confident of winning
Hence, of winning the gold medal is the right usage