The correct answer is block.
Occlude
A. overlook
B. project outward
C. probe
D. block
The correct answer is (D) To block; to stop up, shut, or close a passage or opening; to obstruct (pores, orifice). To shut in, shut out, or shut off.
Occlude comes from Latin occludere (to shut up)
Examples of use:
- The grease occluded his pores.
- The small cavity in the tooth was occluded.