Which option best describes the role of third party logistics (3PL) from a supply chain management perspective?
a) Third parties in transport services only look at the best transport costs for companies without offering actual transport services.
b) Third parties in logistics services offer a range of outsourced logistics services, including transportation, warehousing, and inventory management.
c) Third party logistics providers are responsible for manufacturing parts on behalf of companies.
d) Third parties in logistics services are only intermediaries between manufacturers and retailers and do not handle products.