Question

C. Join the sentences using coordinating conjunctions

1. She reached his house. He had already left by then.

2. It was a difficult task. It was very interesting.​

Answer 1

Answer:

1. but

2. but

i think both are but

Answer 2

Answer:

1. She reached his house but he had already left by then.

2.It was a difficult task , nevertheless was very interesting.

Hope it helps.