In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
I was taken by surprise (A)/when I came(B)/face to face with my school friend.(C)/No error(D)
Indian Air Force (IAF) has participated in Exercise Pitch Black 2018 at Darwin, Australia. Sixteen different nations from across the globe, including French Air Force (FAF) participated in this exercise.