GMAT Sentence Correction (SC) | Re: Discouraged by new data that show increases in toxic emissions from do

Discouraged by new data that show increases in toxic emissions from domestic factories,searches for alternative investment opportunities are being conducted by shareholders of the nation’s leading manufacturing companies.

(A)searches for alternative investment opportunities are being conducted by shareholders of the nation’s leading manufacturing companies
(B) searches arebeing conducted by shareholders of the nation’s leading manufacturing companies who are looking for alternative investment