Correct

子丑寅卯

/ zǐ chǒu yín mǎo / 
Strokes

Example

Definition

first four of the twelve Earthly Branches（地支）—argument; reason

1
Shuō
说
bù
不
chū
出
gè
个
zichǒuyínmǎo
子丑寅卯
lái
来

fail to come up with any convincing argument/reason