switch back to spaces in the options

topics/single-cell/tutorials/scrna-case_FilterPlotandExplore_SeuratTools/tutorial.md

@@ -64,7 +64,7 @@ We’ll provided you with experimental data to analyse from a mouse dataset of f
 ## Get Data onto Galaxy
 To start, let's get our dataset loaded into Galaxy.
 
-{% include _includes/cyoa-choices.html option1='EBI-Data-Retrieval' option2='Importing-from-a-history' option3='Uploading-from-Zenodo' default='EBI-Data-Retrieval' text="There are multiple ways in which to collect the data for this tutorial. I find it easiest to do so via the EBI Data Retrieval." %}
+{% include _includes/cyoa-choices.html option1='EBI Data Retrieval' option2='Importing from a history' option3='Uploading from Zenodo' default='EBI-Data-Retrieval' text="There are multiple ways in which to collect the data for this tutorial. I find it easiest to do so via the EBI Data Retrieval." %}
 
 <div class='EBI-Data-Retrieval' markdown='1'>
 > <hands-on-title>EBI Data Retrieval</hands-on-title>