Concept:Trade protection helps developing economies by shielding infant industries from foreign competition.
Explanation:Developing countries often have newly established firms that are not yet efficient enough to compete with large foreign companies.
Without protection, these young industries may fail before they can grow.
Trade protection, such as tariffs or quotas, reduces foreign competition temporarily.
This gives local firms time to expand, improve production, and become competitive internationally.
Thus, protection assists economic growth only when it safeguards newly established industries.
Answer:B. effectively safeguard newly established firms