The answer is C: Granite Construction.
Explanation for each option:
a. Chesapeake Energy: Chesapeake Energy has faced significant scrutiny and legal issues over the years, including accusations of antitrust violations and environmental concerns. These issues have impacted its reputation regarding ethical standards.
b. JP Morgan: While JP Morgan is a major financial institution with a significant global presence, it has faced various legal and ethical challenges, including issues related to the financial crisis of 2008, trading losses, and regulatory fines. These incidents have affected its reputation for high ethical standards.
c. Granite Construction: Granite Construction is known for its commitment to ethical business practices and corporate social responsibility. The company has received recognition for its efforts in maintaining high ethical standards, including awards and certifications related to ethics and corporate governance.
d. BP: BP (British Petroleum) has faced significant ethical and environmental challenges, most notably the Deepwater Horizon oil spill in 2010. This disaster had a profound impact on its reputation and raised serious questions about its commitment to ethical standards and environmental responsibility.
e. Zale Corp: Zale Corporation, a jewelry retailer, has not been particularly noted for high ethical standards. The company has faced various business challenges and has not been prominently recognized for its ethical practices.
Therefore, among the options provided, Granite Construction stands out as the company with a reputation for high ethical standards.