Please choose the correct ending to complete the given sentence: Health: [header] How to check cervical mucus [title] Recognize the characteristics of cervical mucus. [step] Before you can check your cervical mucus, learn about the characteristics of it throughout your cycle. This may help you more effectively track your menstrual cycle and ovulation.

Ending1: [substeps] The cervical mucus is thin and opaque. It normally itches or feels sore in the confines of your vagina. Ending2: Look for one that is colorful, runny, pink, semi-transparent, or opaque. There is no following listed on the cervical mucus chart, but there are some characteristics of the mucus : [substeps] A thin, white, slippery mucus should be on your entire body. Ending3: [substeps] You will likely not notice any cervical secretions for three to four days following the end of your menstrual period. After these initial few days, you may secrete scanty, cloudy, and sticky cervical mucus for three to five days. Ending4: [substeps] Cervical mucus is mucus containing a yellow or reddish tint that flakes away as the menstrual cycle goes on. This tint is a significant factor in figuring out what to look for.

Answer format: ending1/ending2/ending3/ending4