Which of the following led English company in Battle of

In the sentence identify the segment which contains the grammatical error.

I can swim very fast when I was only five.

The awardees will be chosen for his contributions in education, health and rural development.

Three conditions (1) / critical for growing (2) / plants are soil, temperature, chemical balance or amount of moisture. (3) / No error (4)

It seemed fitting (A) / that I pay a visit to (B) / my father today. (C) / No error (D)

This is (1)/ not my property (2)/ but someone’s else (3)/ No error (4)

But as investors in such firms (A)/have learnt this year, the sector (B)/is not as risk adverse as (C)/had been widely perceived (D).

In the days before the advent of television, the radio brought the family together to listen news, music and drama.

Identify the segment in the sentence that contains a grammatical error.

She is confident (a) / to win the gold medal (b) / this time (c) / No error (d) 

There taking it (A) / in the way they (B) / did irritated me. (C) / No error (D)