A very slight touch on the curve is almost always on target. 2 - You may or may not need to adjust contrast. Again a light touch. 3 - The last item is also light, sharpening. Some fuzziness is introduced in the size reduction.
Unsharp mask is the best sharpening method.
In the reduction you may need to reduce the percent and especially the pixel setting. Note that the additional editing work increased the file size slightly. This is mostly from the unsharp mask. Reduced to web-display size but no corrections yet. The picture on the left is the same picture as on the left above.