16D

[TCWoodward]

Orchestra has quiet strategy...
I think it's GAME PLAN (but don't understand the clue)
-A-E/-L-N

[scorpiojo]

Gamelan (Indonesian orchestra) + p (quiet)

[dannyk13]

Gamelan is a musical ensemble +p

[laticsfan]

GAMELAN is a percussion orchestra common in the East Indies. insert the 'P' to give GAME PLAN!!!

[scorpiojo]

We've already explained!!!!

[elliemay1]

gamelan (Indonesian orchestra) -- Encyclopedia Britannica
☑
gamelan, also spelled gamelang or gamelin , the indigenous orchestra type of the islands of Java and Bali, in Indonesia, consisting largely of several varieties of gongs and various sets of tuned metal instruments that are struck with mallets. (

PLUS P FOR QUIET)