Bonding

Which of the following overlaps are $incorrect$ ? ( assuming $Z - axis$ is internuclear axis)

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A. ${2p}_{y}$ + ${2p}_{y}$ $\longrightarrow$ $\pi -$ Bond Formation

B. ${ 2p }_{ x }$ + ${ 2p }_{x }$ $\longrightarrow$ $\sigma -$ Bond Formation

C. ${ 3d }_{ xy }$ + ${ 3d }_{ xy }$ $\longrightarrow$ $\pi -$ Bond Formation

D. $2s$ + ${ 2p }_{ x }$ $\longrightarrow$ $\sigma -$ Bond Formation

E. ${ 3d }_{ xy }$ + ${ 3d }_{xy }$ $\longrightarrow$ $\delta -$ Bond Formation

F. ${ 2p }_{ z }$ + ${ 2p }_{ z }$ $\longrightarrow$ $\sigma -$ Bond Formation

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TAKE UP THE CHALLENGES!!

This is a part of my set Aniket's Chemistry Challenges (BEST OF JEE - ADVANCED)