The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether.

Greg’s long-distance telephone plan charges him $0.50 for the first 4 minutes of a call, and $0.07 per minute for each subsequent minute. Greg made a call to Carrie for x minutes, where x is an integer. How many minutes long was Greg’s call ？（）
(1) The last 7 minutes of Greg’s call cost $0.22 less than the first 7 minutes of the call.
(2) The call did not cost more than $1.05.

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.

有一种生态农业模式是在水稻田中养鸭，利用鸭控制稻田中的杂草和害虫，鸭粪用作肥料。下列关于该模式的叙述中，错误的是（）

A.杂草和水稻是生产者

B.鸭与害虫的种间关系为捕食关系

C.杂草和水稻的种间关系为竞争关系

D.水稻、鸭、害虫和杂草组成了一个农田生态系统