DimaDolgoter

$('form').on('change', 'select', function() {
  $(this).parent().next().find('input').prop('disabled', this.value === 'No');
});

document.querySelector('form').addEventListener('change', ({ target: t }) => {
  if (t.tagName === 'SELECT') {
    const { value } = t;
    (t = t.parentNode.nextElementSibling) &&
    (t = t.querySelector('input')) &&
    (t.disabled = value === 'No');
  }
});

.modal-wrapper {
position:fixed;
display:flex;
align-items:center;
justify-content:center;
top:0px;
left:0px;
width:100vw;
height:100vh;
}

<div class="modal-wrapper">
 <div class="modal">
 </div>
</div>

const elem = Array
  .from(document.querySelectorAll('.wrap .price'))
  .find(n => n.textContent === price);

if (elem) {
  ...

const elems = Array.prototype.filter.call(
  document.querySelectorAll('.wrap .price'),
  n => n.innerText.includes(price)
);

if (elems.length) {
  ...