The correct option is
A A- 2, B- 3, C- 1, D- 4
Antheraea pernyi, referred as 'Chinese Tussah' or 'Oak Tussah'. It is used for tussah silk (a wild silk) production, they have been distributed more widely across subtropical and tropical Asia.
The 'atlas moth', fagara silkmoth is a large moth found in the tropical and subtropical forests of Southeast Asia and is common across the Malay archipelago. Its scientific name of it is Attacus atlas.
The common name 'Ailanthus silkmoth' refers to the host plant Alianthus. It is known for the production of 'eri silk', and is often referred to by the common name 'eri silkmoth'.
'Mussel silk' is obtained from a bivalve, Pinna squamosa,found in the shallow waters along the Italian and Dalmantian shores of the Adriatric. Thus, the correct answer is option A.