"committed to responding to" is a correct and usable phrase in written English.
You can use it when you want to express your dedication to taking initiative or taking action regarding a particular situation or issue. For example, "We are committed to responding to the needs of our community members."
This year's proxy vote provided another opportunity for us to hear from shareholders and we are committed to responding to their feedback while remaining focused on delivering significant long-term value for our investors".
By contrast, I conjecture P by overtly manifesting my commitment to P in this same "liability to error" way, but I am not committed to responding to challenges demanding justification.
The EU's executive body, the Commission, said the four companies have committed to responding to notifications on dangerous products from Member State authorities within 2 working days, and to take action on notices from customers within 5 working days.
At the 2014 Clinton Global Initiative Annual Meeting, CGI members committed to responding to the outbreak, beginning work immediately with two separate airlifts of medical supplies from New York City to West Africa.
The coalition deal committed to responding to the protestors' demands including: promoting equitable distribution of the state's resources, creating an economic and social safety net for the poorer and middle class, increasing competition and reducing economic concentration, enforcing labor laws and bridging social welfare disparities.
At the same time, as it is dealing with tighter budgetary constraints, UNICEF remains committed to responding to the increasingly frequent and severe humanitarian crises.
The government, the AHRC says, has committed to responding individually to these cases.
But grieving locals and supporters nationwide have already committed to responding in a way that will honor the victims, and help prevent such tragedies from happening again.
"I am committed to responding decisively, and as forcefully as necessary," the Boston Fed's Rosengren said, "to ensure that long-term inflation expectations remain stable and that food and energy prices are not passing through to other prices".
The move commits the government to responding to another e-petition, signed by more than 30,000 people, pre-emptively calling for the privatisation of Baroness Thatcher's funeral "in keeping with the great lady's legacy".
"Anyone who commits her or himself to responding to children's demands, and makes the work of response a considerable part of her or his life, is a mother," she wrote in the preface to the 1995 edition of the book.
