Which of the followings is NOT the function of experiment in data collection?() A: Verifying the validity of a hypothesis. B: Refuting the validity of a hypothesis. C: Establishing the validity of a hypothesis. D: Implying the validity of a hypothesis.

Empirical observations on actual North-South trade patterns tend to? support the validity of the Leontief Paradox.|support the validity of the neo-imperialism exploitation theory.|support the validity of the Heckscher-Ohlin model.|support the validity of the wage equalization theorem.

Which of the following statements about the validity of a deductive argument is true?

To check the validity of a research topic, we need to be critical enough.

All documents must be presented to the negotiating bank within 15 days after the issuance of the transportation document but within the credit validity.

根据汉语原文，选择最佳英语译文。本协议用中英文书就，两种文字具有同等法律效力。 A: This Agreement is rendered in Chinese and English. Both languages shall possess the same legal validity. B: This Agreement is rendered in Chinese and English. Both texts shall possess the same legal validity.

What do we need to do to check the validity of a research topic?

The date of shipment and the validity of L/C should be extended to the same date.

As the validity of shipment will be _________,we have to exert every effort to effect shipment.

The bus driver was correct about the validity of the author's transfer ticket.