You guys expert? u answered this question wrongly again. How can i trust u$?$ i want a refund. There is no way im trusting u when i ask $2$ questions u answer wrongly both question like that.

Assume a three$-$month call with a strike price of $$20$ and a three$-$month

put with a strike price of $$18$ cost $$2$ and $$1$ respectively. If a trader

uses these options to buy a $$strangle$,$ the two values of the underlying

asset at which a trader will breakeven upon expiry of the options are:

$($a$)$ $$19$ and $$22$

$($b$)$ $$17$ and $$21$

$($c$)$ $$15$ and $$23$

$($d$)$ $$16$ and $$22$