Question 4: The children were walking through the forest... __ they saw a deer. A so B and C when Question 5:1 was lying on the beach __ .... you were swimming in the sea. A but B or C while

**Question 4: C - when**<br /><br />The correct conjunction is "when" because it indicates the time at which the children saw the deer.<br /><br />**Question 5: C - while**<br /><br />The correct conjunction is "while" because it indicates that the two actions (lying on the beach and swimming in the sea) were happening at the same time. <br />