Which of the following tools are available to OSHA to help it ensure workplace safety?
I.Safe working standards
II.Enforcement powers,such as fines
III.Compliance assistance and outreach
IV.Whistleblower protections

A) I and II
B) II and IV
C) II only
D) I, II, III, and IV.

All of the tools listed (safe working standards, enforcement powers, compliance assistance and outreach, and whistleblower protections) are available to OSHA to ensure workplace safety. OSHA uses a variety of approaches to achieve its goal of promoting workplace safety and health, including providing educational materials and technical assistance to businesses, conducting inspections to ensure compliance with regulations, and issuing citations and fines for serious violations. The agency also provides protections for workers who report unsafe conditions or other violations of OSHA standards, and it engages in outreach and collaboration with employers and other stakeholders to enhance workplace safety and health.