Transitions

Look at the code snippets below and select the one that is written correctly:

A)

.element {
  transition: transform .8s linear
              1s ease;
}

.element:hover {
  transform: skew(10deg);
  font-size: 24px;
}

B)

.element {
  transition: border 1.5s ease,
}

.element {
  border-top: 10%;
}

C)

.element {
  transition: .56 linear,
}

.element:hover {
  color: green;
}

D)

.element {
  transition: 1.25s .15s ease-in-out;
}

.element:hover {
  transform: rotate(90deg);
  padding: 15%;
}