In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each number.
Passage:

What does the word scout mean? During a war a soldier is chosen to go ......(1) of an army in order to ........(2) out where the enemy is. He then ........(3) back to the commander all the .......(4) he has gathered about the ......... (5). Such a soldier is known as a scout.