... artifacts from the early Chinese dynasties, numerous archeologists have explored the southern Silk Road.
They were searching for
It was a search for
Searched for
Searching for
Pembahasan: Appositive
Kalimat sudah punya S + P; appositive diisi participle bermakna aktif (V-ing), misalnya searching.
Bandingkan pilihanmu dengan sobat pembelajar yang lain.