12. What is the correct sequence in preparing a specimen?

(1) Cut out letter 'e' from a newspaper clipping.

(2) Place the cut-out letter 'e' in a glass slide

(3) Add a drop of water using a dropper or cotton ball.

(4) Position the cover slip 45 degrees with one side touching the edge of the water and slowly lower the cover slip until it covers the specimen.

(5) Tap the cover slip gently by an eraser end of a pencil until the bubbles move towards the cover slip's edges.

A. 3.1.2.5.4
B. 1,2,3,4,5
C.5,2,1,4,3
D. 4.2,1,3,5 ​