Draw the type of overlaps between
(a) $\mathrm{s} \mathrm{and} \mathrm{p\_}\left\{\mathrm{x}\right\}$
(b) $\mathrm{p\_}\left\{\mathrm{x}\right\} \mathrm{and} \mathrm{p\_}\left\{\mathrm{x}\right\}$
(c) ${\mathrm{p}}_{\mathrm{y}}$ and ${\mathrm{p}}_{\mathrm{y}}$
(d) ${\mathrm{p}}_z$ and ${\mathrm{p}}_{\mathrm{z}}$
(e) $\mathrm{s}$ and ${\mathrm{d}}_{z^2}$
(f) $\mathrm{s}$ and ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}$
(g) s and $d_{yz}$
(h) ${\mathrm{p}}_{\mathrm{z}}$ and ${\mathrm{d}}_{z^2}$
(i) ${\mathrm{p}}_{\mathrm{z}}$ and ${\mathrm{d}}_{\mathrm{xy}}$
(j) ${\mathrm{p}}_{\mathrm{x}}$ and ${\mathrm{d}}_{\mathrm{xy}}$
(k) ${\mathrm{p}}_{\mathrm{x}}$ and ${\mathrm{d}}_{2^2}$
(1) ${\mathrm{p}}_{\mathrm{x}}$ and${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}$
(m) ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}$ and ${\mathrm{d}}_{{\mathrm{x}}^2-{\mathrm{y}}^2}$
(n) ${\mathrm{d}}_{\mathrm{xy}}$ and ${\mathrm{d}}_{\mathrm{xy}}$
(o) $\mathrm{d}x\mathrm{y}$ and ${\mathrm{d}}_{\mathrm{yz}}$ not
if internuclear axis is z-axis. Identify them as $\mathrm{\sigma },\mathrm{\pi },\mathrm{\delta }$ bond wherever bond is formed.