please answer all parts with explanations

A frame shown in figure rested on fixed support at point $($a$)$ and roller support at point $($f$),$ the reactions are shown in the figure.

$5.$ In section $($b$-$d$)$ the normal force in ton is

A$-7($comp$)$

B$-8($comp$)$

$5($comp$)$

D$-7($ten$)$

$6-$ In section $($d$-$e$)$ the normal force in ton is

$2($ comp$)$

B$-7($comp$)$

C$-2($ten$)$

D$-5($comp$)$

$7-$ In section $($e$-$f$)$ the shear force equation is

A$-2$ ton

B$-7$ ton

$C-x$ ton

$8-$ In section $($d$-$e$)$ the shear force equals zero at a distance point $($d$)$

A$-0\mathrm{.}62m$

B$-1\mathrm{.}83m$

A$-1\mathrm{.}24m$ from

$9-$ In section $($d$-$e$)$ the equation of shear force is

$-0\mathrm{.}93m\frac{2}{3}{x}^2-6x+5$

B$-\frac{2}{3}{x}^2+6x-5$

C$.\frac{2}{3}{x}^2-5x+2$

D$.\frac{3}{4}{x}^2-2x+6$

${?}^{10}-8$ In section $($a$-$b$)$ The maximum bending moment in t$.$m is

$11.$

B$-6$

C$-4$

D$-10$

A$-4$ In section $($b$-$d$)$ the maximum bending moment in t$.$m is

$12-$

B$-8$

C$-6$

ab$-2$

In section $($d$-$e$)$ The maximum $+$ bending moment occurs at

A$-0\mathrm{.}62m$

B$-1\mathrm{.}93m$

C$-1\mathrm{.}24m$

$0\mathrm{.}0\mathrm{.}93m$

$2$

$13-$ In section $($d$-$e$)$ The maximum $+$ bending moment in $t.m$ is

A$-1\mathrm{.}65$

B$-3\mathrm{.}46$

$2\mathrm{.}23$

D$-5\mathrm{.}21$

$14.$ In section $($d$-$e$)$ the equation of bending moment is

$\frac{2}{9}{x}^3-3x^2+5x$

$1..\frac{2}{9}{x}^3+3x^2-5x$

C$.\frac{2}{9}{x}^3-\frac{5}{2}{x}^2+2x$

D$.\frac{1}{4}{x}^3-x^2+6x$