116 5 3Download size Original (2500 x 1638) Large (1920 x 1257) Medium (1280 x 838) Small (640 x 419) Grayscale Photo of Person's Shake Hands achievementagreementblack-and-whitebusinesscollaboratecollaborationcommercecooperationcorporatedealdeskgrayscalegreetinghandshandshakeholdofficeorganizationpartnershippeopletogethertogetherness