Question

He was sick. He couldn't play football​

Answer 1

Answer:

he was sick so he couldn't play football.

Answer 2

Answer:

He was sick so he couldn't play football.

Explanation:

$\rightarrow$ We joined the above sentences with conjunctions.

$\rightarrow$ It is also called connectors.

$\rightarrow$ They are used to joined two or more sentences as one.