设函数 http://p.ananas.chaoxing.com/star3/origin/4b9b2aad17601a350ea1bfcec142301e.png http://p.ananas.chaoxing.com/star3/origin/34b1dcf67e43d63e60e6d03846caad04.png,则( )
A、(A)http://p.ananas.chaoxing.com/star3/origin/b6592303917a37f23730d26db98f7a7c.png为http://p.ananas.chaoxing.com/star3/origin/1647aea215b9a2a41c2e190429e2bc9c.png的一个原函数
B、http://p.ananas.chaoxing.com/star3/origin/b6592303917a37f23730d26db98f7a7c.png在http://p.ananas.chaoxing.com/star3/origin/cfe8a674955ed2178d0488f8641e108a.png内可微,但不是http://p.ananas.chaoxing.com/star3/origin/1647aea215b9a2a41c2e190429e2bc9c.png的原函数
C、http://p.ananas.chaoxing.com/star3/origin/b6592303917a37f23730d26db98f7a7c.png在http://p.ananas.chaoxing.com/star3/origin/cfe8a674955ed2178d0488f8641e108a.png上不连续
D、http://p.ananas.chaoxing.com/star3/origin/b6592303917a37f23730d26db98f7a7c.png在http://p.ananas.chaoxing.com/star3/origin/cfe8a674955ed2178d0488f8641e108a.png上连续,但不是http://p.ananas.chaoxing.com/star3/origin/1647aea215b9a2a41c2e190429e2bc9c.png的原函数