Correct answer is patch antenna.
Patch anttena have more gain and more directional radiation pattern.
Check Cisco Aironet 14-dBi Patch Antenna (AIR-ANT5114P-N):
https://www.cisco.com/c/en/us/td/docs/wireless/antenna/installation/guide/ant5114P.html
vs Cisco WPAN Yagi Antenna (ANT-WPAN-Y-OUT-N)
https://www.cisco.com/c/en/us/td/docs/routers/connectedgrid/antennas/installing-combined/b-cisco-industrial-routers-and-industrial-wireless-access-points-antenna-guide/m-ant-wpan-y-out-n.html
D is correct. A Yagi antenna contains a dipole but also has reflectors and directors.
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