Fill up the blanks.

$(I)$ Ethanol is produced by $...a...$

$(II)$ Large scale production of beverages inindustries is done in very large vesselscalled $ ...b...$

$(III)$ Penicillin is discovered by $...C...$

$(IV)$ LAB checks disease causing microbes in $...d...$ $a$ to $d$ in the above statements refers to

• A

  $a$ - virus, $b$ - fermentors, $c$ - Alexander Fleming, $d$ - intestine

• B

  $a$ - yeast, $b$ - fermentors, $c$ - Alexander Fleming, $d$ - stomach

• C

  $d$ - bacteria, $b$- fermentors, $c$ -S. Waksman, $a$ - chest

• D

  $a$ - bacteria, $b$ - fermentors $c$ - S. Waksman, $d$ - liver