$.$ Given the dataset for Dengue fever with the symptoms causing it in the table below. Compute the following. $(2\mathrm{.}5*4)$

sno $1$

Headache

Fever

Vomiting false

Dengue

true

true

false

$2$

false

true

false

false

$3$

true

false

true

false

$4$

true

false

true

False

$5$

false

true

false

true

$6$

true

false

true

false

$7$

true

false

true

false

$8$

true

false

true

true

$9$

false

true

false

false

$10$

true

false

true

true

$($a$)$ P$($d$)$

$($b$)$ P$($h$,-$ f$,$ v$)$

$($c$)$ P$($ h$,-$ f$,$ v $|$d$)$

$($d$)$ P$($ d $|$k$,-$f$,$ nu$)|$