Pete's Pix Center is a large film developing and processing center that serves 130 outlets in grocery stores, service stations, camera and photo shops, and drug stores in 16 nearby towns. The Center operates 24 hours a day, 6 days a week. Classify each of the following activity costs of the Center as either unit-level, batch-level, product-level, or facility-level.

(a) Developing fluids.

(b) Photocopy paper.

(c) Depreciation of machinery.

(d) Setups for enlargements.

(e) Supervisor's salary.

(f) Ordering materials.

(g) Pickup and delivery.

(h) Commission to dealers.

(i) Insurance on building.

(j) Loading developing machines.