The correct answer to this open question is the following.
You did not include the options for this question. So we can help you to answer in the following general terms.
The three tools that you and your team need to effectively collaborate on drafts and publish posts while on the go are the following.
1.- Hootsuite.
2.- Zoho.
3.- Loomly.
These three tools are perfect applications that will help you manage your social media posts.
Hootsuite helps you write, schedule, post, monitor, and get the proper analytics to evaluate your impact.
Zoho is used by professionals of digital marketing to manage and operate on a big scale. Loomly will help you to find creative ideas that you can use in your posts.