Answer:
C number is the answer i guess so..
Answer:
At the start of the war the land and sea forces used the aircraft put at their disposal primarily for reconnaissance, and air fighting began as the exchange of shots from small arms between enemy airmen meeting one another in the course of reconnoitering. Fighter aircraft armed with machine guns, however, made their appearance in 1915. Tactical bombing and the bombing of enemy air bases were also gradually introduced at this time. Contact patrolling, with aircraft giving immediate support to infantry, was developed in 1916.
Explanation:
Answer:
The answer is B. obssesive-compulsive disorder.
Explanation:
This disorder occurs when a person has unwanted, repeated thoughts and must carry out an action in order to supress them. When someone engages in these behaviours, however, the relief is usually short-term. The thoughts come back and the person must carry out the actions again (compulsions).
